Math Review Practice

Irrational Numbers

100

Which number is irrational 2,6, or 4?

2

200

Does an irrational number stop or repeat the same numbers?

It keeps going but it does not repeat

300

Is .275 Irrational?

No

400

Which number is not irrational? 2,.2356,or .8975

.8975

500

Find the irrational Number. .236, square root of 15,or 4

Square root of 15

Exponents

100

  8³ + 8⁴ / 8⁶=

8¹

200

Solve 4² + 4⁴/ 4² + 4²

4²

300

Solve 6³ + 6²/ 6³ + 6²

1

400

Solve 2⁴ + 2⁹/ 2⁹ + 2⁵       No negative numbers

1/2¹

500

Solve 5⁸ + 5⁹ + 5⁸/ 5¹² + 5⁸ + 5⁹.    No negative numbers.

1/8⁴

Scientific Notation

100

what is 5000000 in scientific notation?

5 x 10⁶

200

what is 5060 in scientific notation?

5.06x 10³

300

what is 49087 in scientific notation?

4.9087 x 10⁴

400

what is .00983708 in scientific notation?

9.83708 X 10^-3

500

what is .0000009807685 in scientific notation?

9.807685 X 10^-7

Equations

100

solve 2x+3=4x+7

x=-2

200

solve -2(-2x-9)=2x+7

X=-5.5 or x=-11/2

300

solve 9(6x+6)=9(6x-9)

54 does not = -81 No solution 

400

solve 4(6+9x)=3(8+12)

24=24 Infinite soultion 

500

solve 2(7x+4)-12=6(4-7x)+4

x=1.75 or x=7/4

Slope

100

2y=3x+8

y=3/2x+4

200

4y=2x+8

y=2/4x+2

300

-3x+3y=6

y=1x+2

400

5y+8x=10

y=-8/5+2

500

6y=8x=12

y=8/6x+2