5.3 for quiz 7 on wednesday€¦ · alg 1—nov/dec 2016 2 asmt 57: – 5.3 for quiz 7 on wednesday...

Alg 1—Nov/Dec 2016

1

** See CALENDAR (file) loaded on Engrade to for due dates. **

ASMT 56:

– 5.3 for QUIZ 7 on Wednesday

GP 5.2 (p. 292) # 4, 5

* Note: # 4 follows the pattern of EX 4 (p. 294); you’re given a rate (slope m) & one point

* Note: # 5 follows the pattern of EX 5 (p. 295); you’re given two points

Exc 5.2 (p. 297) # 45, 47, 50, 52

* for # 45, you must justify algebraically—use slopes

* Note: # 47 follows the pattern of EX 5 (p. 295); you’re given two points

* Note: # 50 follows the pattern of EX 4 (p. 294); you’re given a rate (slope m) and

one point, with x = # years from 1990 to 2001 and y = household cost in 2001)

* Note: # 52 follows the pattern of EX 4 (p. 294); you’re given a rate (slope m) and

one point, with x = # years from 1981 to 2001 & y = # airports in 2001

Les 5.3 pp. 302 – 305 & work through Exs

* key concept: point-slope form

chk/correct work (6 problems)

SHOW word problem-solving steps (List info, Plan, & Solve) for ALL word problems


2

ASMT 57:

– 5.3 for QUIZ 7 on Wednesday

GP 5.3 (p. 303) # 1, 3 – 5

* for # 4, SHOW word problem-solving steps

* for # 5, you must justify algebraically by finding rate of change (slope) for ALL

consecutive pairs in table; SHOW work (see Ex 5 p. 304)

Exc 5.3 (p. 305) # 4, 16 – 18, 22, 25 – 27, 31, 33

* for graphs # 16 – 18, LIST slope (m = ...) and the point derived from equation

(use ordered pair notation)

* for # 31 & 33, you must justify algebraically by finding slope for ALL consecutive

pairs; SHOW work (see Ex 5 p. 304)

Les 5.4 pp. 311 – 313 & work through Exs/some GP

* key concept: standard form of linear equation


Check graphs: did you LABEL axes, scales, key points & lines (with their equations)?


3

ASMT 58:

review Les 5.3

Exc 5.3 (p. 306) # 19, 28, 32, 34, 41abc, 45, 49

* for # 32 & 34, you must justify algebraically by finding slope for ALL

consecutive pairs; SHOW work (see Ex 5 p. 304)


reread Les 5.4

GP 5.4 (p. 311) # 1, 2



4

ASMT 59:

complete Test 4 corrections; use a separate sheet(s) of paper and

(1) SHOW all work

(2) parents CHECK your corrections; redo as needed to FULLY correct

(3) staple corrections to ORIGINAL test and turn in complete packet on Mon

Exc 5.4 (p. 314) # 1 – 3, 5, 12, 14; 17 – 27 odd; 32, 33,

and # 38, 39, 47

* for # 38 & 39, SHOW word problem-solving steps


* (also Test 4 corrections)


5

ASMT 60:

Exc 5.4 (p. 314) # 16 – 24 even; 35, 40, 41, 43, 46

* for # 40 – 43, SHOW word problem-solving steps

* for # 40 & 41, use standard form

* for # 46, JUSTIFY algebraically: identify & compare slopes; SHOW work

Quiz Les 5.1 – 5.4 (p. 316) # 5, 8, 10

* for # 8a, use point-slope form

* for # 8b, use standard form

* for # 10, use slope-intercept form

Mixed Rev Les 5.1 – 5.4 (p. 317) # 1, 8

* SHOW word problem-solving steps for both!

* for # 8, first WRITE an equation; you are given two data points: find SLOPE

Extra Prac Ch 5 (p. 942) # 14 (to turn in)


* key concept: perpendicular lines (slopes negative reciprocals)


TEST 4 corrections for Monday

make sure you LABELED axes, scales, key points & lines (with their equations)


6

ASMT 61:

study Les 5.1 – 5.5 for TEST 5 on Friday

GP 5.5 (p. 319) # 1, 2

* JUSTIFY your answer by rewriting each equation in slope-intercept form &

identifying/LISTING slope ( m = ... ) ; then compare & CONCLUDE

Exc 5.5 (p. 322) # 5, 7, 12, 18, 19, 21

* for # 12, JUSTIFY your answer by rewriting each equation in slope-intercept form

& identifying/LISTING slope ( m = ... ); compare & CONCLUDE



7

ASMT 62:


Exc 5.5 (p. 322) # 10, 13 – 15, 22 – 25, 36ab

* SHOW word problem-solving steps ( # 36)

* for # 13 – 15, JUSTIFY your answer by rewriting each equation in slope-intercept

form & identifying/LISTING slope (m = ...); compare & CONCLUDE

Extra Prac Ch 5 (p. 942) # 13, 18, 21, 24 (to turn in)

Les 5.6 pp. 325 – 328


Check graph: did you LABEL axes, scales, key points & line (with its equation) ?


8

ASMT 63:


read Chapter Summary p. 344

Ch 5 Rev (p. 345) # 7, 10, 13, 16, 17, 19, 20

* for # 7, slope-intercept form works well, since the cost per bagel is a rate (or slope):

think NEGATIVE slope, since you are using up the amount on the gift card;

** the amount on the gift card constitutes an initial (or starting) amount


SHOW word problem-solving steps (List info, Plan, & Solve) for ALL word problems


9

ASMT 64:

study Les 5.1 – 5.5 for TEST 5 tomorrow

Ch 5 Test (p. 349) # 5 – 8, 10 – 14, 17

* SHOW word problem-solving steps (# 17)

Std Test Prac Ch 5 (p. 352) # 3, 4 (to turn in)

* SHOW word problem-solving steps for BOTH!

read Les 6.1 pp. 354 – 38 & work through Exs/some GP

Exc 6.1 (p. 359) # 13, 14, 18, 19, 26, 34

* for # 26, just write & solve

* LABEL scales and check end points (open/closed circles)

Les 6.2 pp. 362 – 365 & work through Exs/some GP

* key concept: REVERSED direction of the inequality symbol when multiply or divide

BOTH sides by a NEGATIVE (see Ex 2 p. 364)

Exc 6.2 (p. 366) # 4, 11, 13, 14, 18, 32

* for # 4 – 16, solve & GRAPH

* for # 18 & 32, just solve

* LABEL scales & check end points (open/closed circles)



10

ASMT 65:

– 5.5 and take TEST 5

* you may use a calculator, but you will only receive full credit if you show

COMPLETE solution steps

SEAL and SIGN on envelope flap

HAPPY THANKSGIVING!


11

ASMT 66:

review Les 6.1 – 6.2


* key concept: number of solutions (p. 370)

Exc 6.2 (p. 366) # 37

* SHOW word problem-solving steps (# 37)

GP 6.3 (p. 369) # 2 – 6

* for # 2 & 3, solve & GRAPH

* for # 4 – 6, just solve


Exc 6.3 (p. 372) # 6, 7, 9, 10


* for # 10, just solve



remember to REVERSE inequality symbol if multiply or divide BOTH sides by NEGATIVE


12

ASMT 67:

review Les 6.3

GP 6.3 (p. 371) # 8

* SHOW word problem-solving steps

Exc 6.3 (p. 372) # 11 – 13, 18, 21, 22, 24, 28, 34, 37, 38, 40, 45, 50


* for # 37 & 38, SHOW problem-solving steps for word problems



* key concept: compound inequalities (“and”/ “or”)




13

ASMT 68:

review Les 6.3 – 6.4

Exc 6.3 (p. 372) # 27, 35


GP 6.4 (p. 381) # 6 – 8

* solve & GRAPH all


Exc 6.4 (p. 384) # 11 – 19 odd

* for # 11 – 19, solve ALL but GRAPH only # 11, 13, 15





14

ASMT 69:

study Les 6.1 – 6.4 for QUIZ 8 on Monday

Exc 6.4 (p. 384) # 10 – 20 even; 24, 32 ab, 35, 37, 41, 42, 55



GP 6.5 (p. 390) # 1, 2

Exc 6.5 (p. 393) # 3, 5 – 7




15

ASMT 70:

study Les 6.1 – 6.4 for QUIZ 8 on Monday

QUIZ Les 6.3 – 6.4 (p. 387) # 1 – 4, 6 – 8

* solve ALL but GRAPH only # 6 – 8

review Les 6.5

Exc 6.5 (p. 393) # 8, 9, 12, 21, 22, 51 – 53, 57 – 59



make sure you LABELED scales & check end points (open/closed circles)


16

ASMT 71:

GP 6.5 (p. 391) # 3 – 5

* include GENERAL FORMULA for absolute value problems

* remember to ISOLATE absolute value expression first (if necessary);

then rewrite resulting equation as TWO equations & solve both

Exc 6.5 (p. 393) # 15, 16, 20, 24, 26, 28



17

ASMT 72:

GP 6.5 (p. 392) # 6, 7

* for # 7, WRITE an absolute value equation to represent the situation; then SOLVE the equation

Exc 6.5 (p. 393) # 17 – 19, 23, 25, 27, 30, 31, 34 – 36, 42


* SHOW four problem-solving steps for word problems (# 42)

* for # 42, first WRITE an absolute value equation to represent the situation; then

SOLVE the equation to find min/max values

read Les 6.6 pp. 398 – 400 & work through Exs

* key concept: formulas for solving absolute value inequalities (top p. 399)


remember to ISOLATE absolute value expression first (if necessary); then rewrite

resulting equation as TWO equations & solve both


18

ASMT 73:

reread Les 6.6

Exc 6.5 (p. 393) # 33, 43, 44

* for # 43 & 44, first WRITE an absolute value equation to represent the situation; then

SOLVE the equation to find min/max values

GP 6.6 (p. 399) # 2, 3, 5 – 7 (solve & GRAPH)

* remember to ISOLATE absolute value expression first (if necessary); then rewrite resulting

inequality as COMPOUND inequality & solve

* No word problem-solving steps required for # 7 but WRITE & SOLVE an absolute value equation




19

ASMT 74:

complete Test 5 corrections; use a separate sheet(s) of paper &

(1) SHOW all work

(2) parents CHECK your corrections; redo as needed to FULLY correct

(3) staple corrections to ORIGINAL test and turn in complete packet on Mon

Exc 6.6 (p. 401) # 10 – 16, 36, 47

* remember to ISOLATE absolute value expression first (if necessary); then rewrite resulting

inequality as COMPOUND inequality & solve


* for # 47, rewrite in slope-intercept form to graph; identify/list slope & y-intercept—

fully LABEL graph


read Les 6.7 pp. 405 – 408 & work through Exs

* key concept: rules for graphing two variable linear inequalities (top p. 406)

Exc 6.7 (p. 409) # 5, 8, 11, 68 – 70, 72, 73, 76

* for # 5 – 8, show substitution & simplification process

* SHOW work for graphs: rewrite in slope-intercept form & list slope/y-intercept

OR find/list both intercepts and use them to graph (Les 4.3)

chk/correct work (18 problems) (also Test 5 corrections)


20

ASMT 75:

study Les 6.1 – 6.7

Exc 6.6 (p. 401) # 17 – 20, 38, 44, 45

* for # 38, first WRITE an absolute value inequality to represent the situation; then SOLVE

to complete the problem

* for # 44 & 45, use slope-intercept form to graph; identify/list slope & y-intercept—

fully LABEL graph

Mixed Rev Les 6.5 – 6.7 (p. 413) # 3, 6

* SHOW problem-solving steps

* first WRITE an absolute value equation (# 3) or inequality (# 6) to represent the

situation; then SOLVE to complete the problem

read Ch Summary p. 414

Ch 6 Rev (p. 415) # 1, 12, 16 – 19, 21


* for # 19, first WRITE an inequality to represent the situation; then SOLVE to

complete the problem (SHOW word problem solving steps!)

* for # 21, solve & GRAPH

chk/correct work (16 problems) (* don’t forget Test 5 corrections for Monday!)


21

ASMT 76:


Exc 6.7 (p. 409) # 13, 17, 20, 22

* SHOW work for graphs: rewrite equation in slope-intercept form & list slope/y-intercept

* for full credit label axes, scales, & line;

check boundary line (dashed/solid);

confirm shading (with a check)

Ch 6 Rev (p. 417) # 24 – 27



22

ASMT 77:


Exc 6.7 (p. 409) # 21, 24, 28 – 30

* SHOW work for graphs: rewrite equation in slope-intercept form & list slope/ y-intercept




Ch 6 Rev (p. 416) # 14, 15, 23, 28, 29, 30, 32, 34, 35, 36

* don’t forget to GRAPH, as required

* for # 30, first WRITE an absolute value equation to represent the situation; then SOLVE

the equation to find the min/max values



23

ASMT 78:

– TEST 6 on Friday

Ch 6 Test (p. 419) # 13 – 25 odd; 29

* for # 13, 17, & 19, solve & GRAPH

* for # 15, & 21, just solve




Extra Prac Ch 6 (p. 943) # 32, 37, 54, 65 (to turn in)



24

ASMT 79:

– TEST 6 tomorrow

Ch 6 Rev (p. 418) # 42 – 44

* SHOW work for graphs: rewrite equation in slope-intercept form & list slope/y-intercept


check boundary line (dashed/solid); confirm shading (with a check)

Ch 6 Test (p. 419) # 14 – 26 even; 33


* for # 20 & 22, solve & graph

* for # 33, SHOW word problem-solving steps; WRITE & solve an inequality

read Les 7.1 pp. 424 – 425, 427 – 430 & work through Exs

* key concept: consistent independent system

SHOW work on graphs:

* rewrite equation in slope-intercept form & identify slope (m = ... ) & y-intercept in

ordered pair form

OR

* find x-intercepts & y-intercepts; identify them as ordered pairs: ( 0, ?) and ( ?, 0)

for EACH equation

* ONLY use intercepts to graph if the intercepts are INTEGERS!!

* LABEL axes, scales, BOTH lines with their equations, & INTERSECTION point

* CHECK solution by substituting into BOTH equations (see EX 1 p. 427)

GP 7.1 (p. 428) # 1, 2 (fully LABEL graphs & SHOW work)

Exc 7.1 (p. 430) # 3, 5, 8, 13, 15, 22

* for # 3 & 5, JUSTIFY your answer by showing SUBSTITUTION of values into BOTH

equations & simplifying



25

ASMT 80:

ities, make sure you

SHOW work: rewrite equation in slope-intercept form &

list slope/y-intercept in ordered pair form

label axes, scales, & line;

check boundary line;

confirm shading

CHECK solution by substituting into BOTH equations

take TEST 6

* you may use a calculator, but you will only receive full credit if you show COMPLETE

solution steps

parents seal and sign

ENJOY THE HOLIDAYS!

5.3 for quiz 7 on wednesday€¦ · alg 1—nov/dec 2016 2 asmt 57: – 5.3 for quiz 7 on wednesday...

Documents