X square + X - 20 is equals to zero what is the answer
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x² + x - 20 = 0
By splitting middle term
x² + 5x - 4x - 20 = 0
x ( x + 5 ) - 4 ( x + 5 ) = 0
( x - 4 )( x + 5 ) = 0
So, values of x = 4, - 5
Hope it helps
x² + x - 20 = 0
By splitting middle term
x² + 5x - 4x - 20 = 0
x ( x + 5 ) - 4 ( x + 5 ) = 0
( x - 4 )( x + 5 ) = 0
So, values of x = 4, - 5
Hope it helps
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