algebra 1 eoc important formulas to know (this review was created for a basic review of formulas....

Algebra 1 EOC Important Formulas

to Know(This review was created for a basic

review of formulas. The items included are intended to reinforce recall of basic facts and formulas.

The Powerpoint is not intended as a comprehensive EOC review of

content.)

What is the formula for slope?

Response

𝑚=𝑦2− 𝑦1𝑥2− 𝑥1

What is slope-intercept form of a

linear equation?

Response

𝒚=𝒎𝒙+𝒃

In the equation, , what does the

represent?

Response

The y-intercept

In the equation, , what does the represent?

Response

The slope

What is the slope of a vertical line?

Response

Undefined

Rewrite this equation in standard form

Response

𝒚=𝟒𝟓𝑥+𝟐

What form of a linear equation is

?

Response

Point-slope form

Rewrite

in “standard form”.

Response

Standard Form

Identify the x- and y- intercepts of

Response

x- intercept is 3.y- intercept is -2.

Describe the transformation of the parent function to

Response

A vertical translation up 3 units.

Or a vertical shift of 3.

What does the r represent?

Response

R represents the correlation coefficient

Describe the correlation.(Strong positive, strong negative, weak positive, weak negative, no

correlation)for

Response

Strong negative correlation

Describe the correlation.(Strong positive, strong negative, weak positive, weak negative, no

correlation)for

Response

No correlation

Describe the correlation.(Strong positive, strong negative, weak positive, weak negative, no

correlation)for

Response

Weak positive correlation

Classify the System

Response

Independent system

Classify the System

Response

Inconsistent

Classify the System

Response

Dependent system

Simplify

Response

8

Simplify the expression. All variables represent nonnegative numbers.

Response

𝒙𝟐𝒚𝟒

Rewrite the polynomial in standard form.

Response

−𝟒 𝒙𝟑− 𝒙𝟐+𝟐𝟎𝒙+𝟐

What degree is the polynomial?

Response

The degree of the polynomial, , is 5.

Classify the polynomial according to its degree and

number of terms.

Response

Quartic Trinomial

Factor

Response

(𝟗+𝒙)(𝟗−𝒙)

Find the GCF of

Response

𝟔 𝒙𝟐 𝒚

What is the name for the highest or lowest point in a

parabola?

Response

The vertex

What formula could we use to find the axis of symmetry for ?

Response

𝒙=−𝒃𝟐𝒂

What would you add to the expression

to complete the square?

Response

16

What is the quadratic formula?

Response

𝒙=−𝒃±√𝒃𝟐−𝟒𝒂𝒄𝟐𝒂

What formula would you use if

you want to know how many real

solutions a quadratic has?

Response

The discriminant

Does this equation represent growth

or decay?

Response

Exponential Growth

Find the interquartile range

for1,2,3,4,5,6,7,8,9,1

0 ?

Response

𝟓

A bacteria population

doubles every hour.

What type of function best models this situation?

Response