Question

find the simplified form of the expression. give your answer in scientific notation (8*10^7)(7*10^4)

Answer 1

I'm pretty sure that it's 56 x 10^11, but that's not scientific notation so it should be, 5.6 x 10^10

Answer 2

thats not an answer choice

Answer 3

what are your answer choices?

Answer 4

1.5*10^12
5.6*10^12
1.5*10^29
5.6*10^29

Answer 5

Sorry, then it is 5.6 x 10^12, I took one exponent away rather than adding it.