thalyaahb17 thalyaahb17

13-09-2019
Mathematics

contestada

What is the value of k in the product of powers below?
10^-3 x 10 x 10^k = 10^-3 = 1/10^3

A. -3
B. -1
C. 0
D. 1

Respuesta :

Аноним Аноним

13-09-2019

Answer:

B. -1.

Step-by-step explanation:

Note: 10 = 10^1 so:

10^-3 x 10 x 10^k = 10^(-3 + 1 + k) = 10^(k - 2).

So 10^(k - 2) = 10 ^(-3)

and k - 2 = -3

k = 2 - 3 = -1.

Answer Link

zoeebell zoeebell

18-10-2020

Answer: -1

Step-by-step explanation:

Answer Link

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