Question

which of the following is quadratic equation x2-79=x2+9x+1
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Answer 1

x2-79 = x2+9x+1

shift all the terms to RHS

0 = x2+9x+1-x2+79 (x2-x2=0 , 1+79 = 80)

0 = 9x+80

this is not a quadratic equation this is a linear equation

This is your answer

Thanks

and

Happy rakhsabandhan

Answer 2

Step-by-step explanation:

x2-70=X2+9x+1

mam how did my answer