Multiply 3.4 x 10\(^{-5}\) by 7.1 x 10\(^8\) and leave the answer in standard form.
A
2.414 x 10\(^2\)
B
2.414 x 10\(^3\)
C
2.414 x 10\(^4\)
D
2.414 x 10\(^5\)
Verified Correct Answer: C.
Step-by-Step Mathematical Solution
3.4 x 10\(^{-5}\) by 7.1 x 10\(^8\) = ( 3.4 x 7.1) x 10\(^{-5 + 8}\)
= 24.14 x 10\(^3\)
= 2.414 x 10\(^4\)
Source: Myschool Past Questions Archive (Record #71740)