Solve the quadratic equation with completing the square method.
Xsquare+X-20=0
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Answered by
1
Take -20 to the RHS and then add the square of coefficient of x × 1/2 then solve
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Answered by
1
very easy
first shift the -20 right hand side you will get
then find the third term
third term =
you will get
solve it you will get the third term as
now add the third term on both sides you will get
now solve you will get
then take square roots on both side you get
so solve further
you will get
hope you get it
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