7. Solve by using extracting square roots 4a²-25= 0 pa answer po rn w solution po

MBT asked Mar 28, 2023

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30 votes

7. Solve by using extracting square roots 4a²-25= 0

pa answer po rn
w solution po

MBT asked Mar 28, 2023

by MBT

2.7k points

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15 votes

$4a^(2) -25=0\\(2a-5)(2a+5)=0\\2a-5=0 \\or 2a+5=0\\\\a=(5)/(2) \\\\or\\\\a=-(5)/(2)$

IF YOU CHECK CAREFULLY YOU WILL FIND THAT THIS EQAUTION IS MADE OF DIFFERENCE OF SQUARES.

GOODLUCK!!

Ivan Marinov answered Apr 2, 2023

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