Question

What is (3.2 × 104) × (2 × 10–2)?

A.
6.4 × 102

B.
6.4 × 108

C.
6.4 × 10–8

D.
6.4 × 10–2

Answer 1

@welshfella

Answer 2

you can multiply (3.2)*(2)

Answer 3

then tell me what that is

Answer 4

6.4?

Answer 5

ok now what you can do is you see that you have

\[10^{4}*10^{-2}\] whenever you have bases that are the same you can add the exponents

Answer 6

\[6.4*10^{4+(-2)}\]

Answer 7

@OpenStudier0

Answer 8

lest go step by step first multiply the vales inside ur first parenthesis .. let me know what ya got

Answer 9

32000?

Answer 10

@rishavraj

Answer 11

No the enswer is
6.4 * 10^(4 + (-2))

sos all you need do is simplify 4 + (-2)