Question

${x}^{2} - x - 156$

Answer 1

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Answer 2

x²-x-156
a=1
b=-1
c=-156

Using quadratic formula
x=-b±√(b²-4ac)/2a

=-(-1)±√(-1)²-4(1)(-156)/2(1)
=1±√(1+624)/2
=1±√625/2
=1±25/2

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=1+25/2=>26/2=>13
=1-25/2=>-24/2=>-12

Two value of x is 13 and -12