Question

(3.5 x 10^-5) (3 x 10^-10)

a. 1.05 x 10^-15
b. 1.05 x 10^-14
c. 1.05 x 10^-13
d. 1.05 x 10^15

Answer 1

b.1.05×10⁻¹⁴

Explanation:

=(3.5×10⁻⁵)(3×10⁻¹⁰)

=(3.5×3)(10⁻⁵⁻¹⁰)

=10.5×10⁻¹⁵

=1.05 × 10⁻¹⁴