Which of these is correct?(1 point)

Question

Responses

A. (2.9×10^8) (1.3×10^7) =3.77×10^15
B. (8.8×10^8) (4.2×10^7) =13×10^15
C. (9.9×10^7)(5.8×10^6)=5.72×1013
D. (4.6×10^5)(2.1×10^4)=2.5×10

Answer 1

A. (2.9×10^8) (1.3×10^7) =3.77×10^15