Question

2^a × 3°b=144,then find the value of a^3-b^4

Answer 1

Answer:

-17

Step-by-step explanation:

2^a × 3^b=144

a^3-b^4=?

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2^a × 3^b=4^2× 3^3 ⇒ 2^a × 3^b= 2^4 × 3^3 ⇒ a=4, b=3

a^3-b^4=4^3- 3^4= 64- 81= -17