Mission 7: Exponents and Scientific Notation

Review

100

6 x 10⁸= 

600,000,000

200

10⁰⁼

1

300

what does x=

2x+12=5x+30

x=-6

400

4^-2

0.0625

500

25^-3

0.000064

Exponents

100

6³=

216

200

What is an exponent?

The method of expressing large numbers in terms of powers.

300

Simplify 

(3x²)(4x⁵)

12x^7

400

3^x+1=27

X=2

500

15⁸=

4096

Scientific Notation

100

34 x 10⁷ in scientific notation?

3.4 x 10⁸

200

983,000 in scientific notation?

9.83 x 10⁵

300

12x10^-7

0.0000012

400

(3.2 x 10⁵)(1.5 x 10⁴)

in scientific notation

4.8 x 10⁹

500

simplify 

4.2 x 10⁷/ 6 x 10^-3

7x10⁹

Square/cube roots

100

what is the square root of 81

9

200

What is the square root of 225

15

300

what is the cube root of 1,000,000,000

1,000

400

what is the cube root of 4096

16

Extreme

300

(2x10⁴) x (6x10³) / 3 x 10²

4 x 10⁵

400

what is the square root of 998,001

999

500

(4.5 x 10¹⁵) x (2.0 x 10^-7) / (3.0 x 10³) = X x 10^y

X=3

y=5