Question

PLEASE HELP ME ASAP!!!

Answer 1

Answer:

D

Step-by-step explanation:

a number expressed in standard form is

a × $10^{n}$ : 1 ≤ a < 10 and n is an integer

given

(7.5 × $10^{7}$ )(2 × 10³)

= 7.5 × 2 × $10^{(7+3)}$

= 15 × $10^{10}$

= 1.5 × $10^{1}$ ×$10^{10}$

= 1.5 × $10^{(1+10)}$

= 1.5 × $10^{11}$