sjalal0001 sjalal0001

17-10-2021
Mathematics

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Do you know what the answer for 3^6 - 5^4= 13x2^a is?

Respuesta :

JoshEast JoshEast

17-10-2021

Answer: a = 3

Step-by-step explanation:

since 3⁶ - 5⁴ = 13 × 2ᵃ

then 729 - 625 = 13 × 2ᵃ

⇒ 104 = 13 × 2ᵃ

104 ÷ 13 = 2ᵃ

8 = 2ᵃ

2³ = 2ᵃ

∴ a = 3

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