Asked by Vicki

What is the square root of 49a^4+686a^3+2401a^2

Do NOT assume that a represents a positive number

Answers

Answered by bobpursley
a^2 ( 7a^2+686a+2401)
7a^2 (a+49)^2

square root of that must be

a*sqrt7*(a+49)

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