Question

What is the product written in scientific notation?

(2.6 × 10^–4)(2.2 × 10^8)



A.


5.72 × 10^4


B.


5.72 × 10^–32


C.


4.8 × 10^4


D.


4.8 × 10^–2

Answer 1

`(2.6*x^(-4))*(2.2*x^(8)) = (2.6*2.2)*(x^(-4) * x^(8))=(5.72)*(x^(-4+8))= \\ =5.72*x^(4)`