Mathematics Homework Help

Evaluate the expression 8 e-2 x 4 e0

(Tip: e stands for exponent)

a. 16

b. 64

c.  -64

d. 1/64

Write  5 e2 x 5 e-1 x 5 e3  as a single exponent.

a. 5 e4

b. 5 e-6

c. 5 e5

d. 5 e2

What is 8.57 x 10 e-4 in standard form?

a. 85700

b. 0.00857

c. 8570000

d. 0.000857