Solution: Simplify: 7^(a+2) - 8(7)^(a+1) + 5(7)^a + 49(7)^(a-2)

Simplify: 7^(a+2) - 8(7)^(a+1) + 5(7)^a + 49(7)^(a-2). How to simplify the algebraic expression?

Simplify: 7^(a+2) - 8(7)^(a+1) + 5(7)^a + 49(7)^(a-2)

Problem Statement: ECE Board April 1991

Simplify: 7^(a+2) - 8(7)^(a+1) + 5(7)^a + 49(7)^(a-2)

Problem Answer:

The simplest form of the algebraic expression is -7^a.

Solution:

Online Questions and Answers in Fundamentals in Algebra Series


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