Question

The size of a certain cell is 2.5 x 10^-9 m. Another cell is 1.5 x 10^3 times larger. How large is the larger cell in scientific notation?
A.) 4 x 10^-27m
B.) 4 x 10^-12m
C.) 3.75 x 10^6m
D. 3.75 x 10^-6m

I honestly have no idea what to do.

Answer 1

The answer is d. I just took the quick check.

Answer 2

1) C. -15x^4y

2) B. -18/m^5n

3) C. 768x^11

4) A. 2.535x10^10

5) D. 3.75x10^-6m