solve (x-1)(x-9)=8;
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Answer / sravan
(x-1)(x-9)=8;
x^2-10x+1=0
x=-b(+ or -)sqrt(b^2-4ac)/2a
Answer x=5+2*sqrt(6)
| Is This Answer Correct ? | 2 Yes | 1 No |
Answer / jatinder verma
(x-1)(x-9)=8
x^2-9x-x+9=8
x^2-10x+9=8
x^2-10x+9-8=0
x^2-10x+1=0
x^2+1=10x
x*x+1=10x
x+1=10x/x
x+1=10
x=10-1
x=9
| Is This Answer Correct ? | 1 Yes | 6 No |
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