foundations of algebra.

median, mode, mean

100

Find the mean

12, 23, 25, 56, 76, 45, 31, 45, 67, 53, 34, 44

43.36

200

Find the mode 

22, 45, 62, 32, 31, 22, 58, 32, 41, 29, 34

22 & 32

300

Find the outlier

32, 45, 41, 51, 4, 83, 56, 32, 44

4

400

Find the median 

34, 21, 19, 28, 19, 34, 49, 17, 35, 24, 16 

24

500

Find the median without the outlier 

45, 32, 11, 43, 38, 51, 29, 26, 49, 45, 33, 47, 36 

40.5

Quadratic’ s

100

Put the quadratic equation in standard form.

3+2x2−5x=0

2x2 - 5x + 3 = 0

200

Determine the solutions for the quadratic equation.

y=(x−3)(x+2)

3, -2

300

Find the roots of the quadratic equation in factored form.

(x+7)(x+9)

X= -7

X= -9

400

The x-intercept is:

Where the graph crosses the x-axis

500

How can you determine how many solutions a quadratic function has?.

Determining how many x-intercepts the graph has

Polynomial

100

Simplify 

(2x+3)(x+7)

2x² + 17x + 21

200

Simplify

(9x−2)(3x+5) 

27x²+39x−10

300

Simplify.

(5x2−2x+8)−(7x2+2x−5) 

−2x²−4x+13

400

Simplify 

(3x+1)−(5x2−5x+6)

-5x² + 8x - 5

500

Simplify.

(9x2−4x+1)+(7−7x−3x2) 

6x²−11x+8

Exponent

100

(e³)5 

e¹⁵

200

X⁴ * X⁷

X¹¹

300

H¹²/ H²

H¹⁰

400

Simplify:

(−2x²)(8x⁵)

- 16x⁷

500

Simplify 

7x⁶∗x^-2

7x⁴

Addition and subtraction

100

375 - 651=

- 276

200

3,527 + 1,542=

5,069

300

45 - 5=

40

400

47,890  + 12,566= 

60,456

500

34,345 + 12,643=

46, 998