labwork 1 : basic algebra
DESCRIPTION
-simplify expression -conversions of formulas -quadratic equations -simultaneous equationsTRANSCRIPT
COURSE : BA 101- ENGINEERING MATHEMATICS 1
ITEM:
LABWORK 1
INSTRUCTION: Answer ALL questions
QUESTIONS: a) Simplify the following as lowest terms.
i) 5
2
2
mm
ii) yx
x
x
yx
102
15
22
b) Express r in terms of p from the equations:-
i) 4
3 rr
p
ii) prpr 4
c) Solve each the following equation by using the formula and completing the square.
3
61
xx
d) Solve the simultaneous equations by using the substitution method.
0765 yx
04210 yx
e) Solve the simultaneous equations by using the elimination method.
2x + 3y = 8
3x + 2y = 7