3 years ago

Given that a^b = x, evaluate the following: 2a^3b+a^2b+a^b

Mathematics

1 answer:

Luda [366]3 years ago

8 0

Answer:

2*x^3 + x^2 + x

Step-by-step explanation:

a^b = x

Then,

a^(2b) = a^b*a^b = x* x = x^2

a^(3b) = a^b*a^b*a^b = x*x*x = x^3

2*(a^3b) + (a^2b) + (a^b)

= 2*(x^3) + (x^2) + (x)

= 2*x^3 + x^2 + x

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