Question

Select the equivalent expression for the following: 12^3 * 12^9 * 12^4 * 12^2

a:
12^18
b:
12^216
c:
20,736^18
d:
2.66 *10^19

Answer 1

it’s a because if ur multiplying exponents with the same base (in this case 12) u add the exponents

Answer 2

9514 1404 393

Answer:

a: 12^18

Explanation:

The applicable rule of exponents is ...

(a^b)(a^c) = a^(b+c)

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All of the bases are the same in this expression, so the exponents add:

12^3 * 12^9 * 12^4 * 12^2 = 12^(3+9+4+2) = 12^18 . . . . matches choice A