laurenlol756
laurenlol756 laurenlol756
  • 20-08-2018
  • Mathematics
contestada

Which expression is equal to 5^4 x 5^8 ?

A: 5^12
B: 5^4
C: 5^2
D: 5^−4

Respuesta :

gloria457
gloria457 gloria457
  • 20-08-2018
A is the correct answer when you multip the same numbers you just summe the exp 4+8 = 12
Answer Link
Supernova
Supernova Supernova
  • 20-08-2018

When multiplying the same numbers with exponents, you can add the exponents up.

For example, [tex] a^2 \times a^3 = a^2^+^3 = a^5 [/tex]

[tex] 5^4 \times 5^8=5^4^+^8 = 5^1^2 [/tex]

Your answer is A) [tex] 5^1^2 [/tex].

Answer Link

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