Question

The square root of 4x2+20x+25 is

Answer 1

Hello, Buddy!!

||Required Solution||

$\sqrt{(4 {x}^{2} + 20x + 25) } \\ \sqrt{(4 {x}^{2} + 10x + 10x + 25)} \\ \sqrt{2x(2x + 5) +5(2x + 5) } \\ \sqrt{(2x + 5)(2x + 5)} \\ \sqrt{ {(2x + 5)}^{2} } \\ 2x + 5 = 0 \\ 2x = - 5 \\ x = \frac{ - 5}{2}$

• Value of x ☞ -5/2

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