Question

Multiply (2.4 ⋅ 1014) ⋅ (4 ⋅ 107). Express the answer in scientific notation. 9.6 ⋅ 1021 9.6 ⋅ 1022 96 ⋅ 1021 96 ⋅ 1022

Answer 1

Answer:

9.6 × $10^{21} )$.

Step-by-step explanation:

Given : Multiply $(2.4 * 10^{14} ) * ( 4 *10^{7} )$.

To find :  Express the answer in scientific notation.

Solution : We have given that

$(2.4 * 10^{14} ) * ( 4 *10^{7} )$.

Combine the like terms

(2.4 * 4 )( $(10^{14} ) (10^{7} )$.

By the exponent same base rule : if the base of two exponent are same then exponent will be add.

9.6 × $10^{14 + 7} )$.

9.6 × $10^{21} )$.

Therefore, 9.6 × $10^{21} )$.

Answer 2

Its either 9.6 x 1021 or 9.6x1022
hope this helps