Question

What is the product of 3.78×10^9 and 7.35×10^5?
A. 2.7783×1045
B. 2.7783×1014
C. 2.7783×1015
D. 2.7783×1046

Answers

  1. C
    Since our equation would be
    3.78×10⁹×7.35×10⁵
    =3.78×7.35×10⁹×10⁵
    =27.783×10¹⁴
    =2.7783×10¹⁵ (we move it one decimal place forward so power increases)
    Cheers!

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