Exponents
Write y • y • y • y • y • y in exponential form.
y6
Simplify the expression p5 • p2
p7
Is this number written in scientific notation? Why? 2 x 10-6
yes, because the coefficient is a number that is greater than or equal to one and less than 10. and the coefficient is multiplying to a power of 10.
Evaluate the expression. Write your answer in scientific notation. (7.7 x 108) X (4.9 x 10-5)
3.773 x 104
Evaluate the expression 43
64
Simplify the expression. (52y)2
54y2
Evaluate the expression 370
1
Write the number in standard form. 3.4 x 10-2
0.034
Evaluate the expression. Write your answer in scientific notation. (9 x 105) ÷ (4.5 x 109)
2 x 10-4
Write (1/5) • (1/5) • (1/5) • x • x • x • x using exponents.
(1/5)3x4
Simplify (n10)4
n40
Evaluate 82 / 84
1/64
Write the number in scientific notation. 79,200,000
7.92 x 107
Evaluate the expression. Write your answer in scientific notation. (5.9 x 10-4) - (1.8 x 10-4)
4.1 x 10-4
Evaluate the expression. 42 + 33
16 + 27 = 43
Simplify 53 • 59 / 52
510
Evaluate the expression 1/79 • 1/7-6
1/343
Write the number in scientific notation. 0.00036
3.6 x 10-4
Evaluate the expression. Write your answer in scientific notation. (4.2 x 108) + (5.9 x 109)
6.32 x 109
Evaluate the expression. 53 ÷ 5 - 12
13
Simplify the expression (6c4)2 / c
36c7
Evaluate the expression 94 • 9-2 / 92
1
Change the following number so that it is written properly in scientific notation. 367 x 10-4
3.67 x 10-2