Solving quadratics equations by taking square root

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asked Nov 3, 2018 62.2k views

1 Answer

Pantera · Answer 1 · 2018-11-08T04:36:15+0000

x^2=1 when you apply square root then the value of X is

X=-1,1

2---
a^2+1=19

subtract 1 on both side

a^2=19-1

a^2=18

taking square on both side

a=Square root(18)

the answer is shown in diagram

Solving quadratics equations by taking square root-example-1

Solving quadratics equations by taking square root

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