9k^2-8k-20=0
plz solve this Equation.
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Answered by
13
9k^2-8k-20=0
9k^2-18k+10k-20=0
9k (k-2)+10 (k-2)=0
(k-2)(9k+10)
k=2 or k=10/9
9k^2-18k+10k-20=0
9k (k-2)+10 (k-2)=0
(k-2)(9k+10)
k=2 or k=10/9
Ajay11111:
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Answered by
2
heya friend !!!
here is ur answer .......
------------------------------
9k^2-8k-120=0
=>9k^2+18k-10k-120=0
=)9k(k+2)-10(k+2)=0
=>(9k-10)(k+2)=0
=>then ,k=10/9
and also k=-2......
hope it help you...
@rajukumar☺☺☺☺☺
here is ur answer .......
------------------------------
9k^2-8k-120=0
=>9k^2+18k-10k-120=0
=)9k(k+2)-10(k+2)=0
=>(9k-10)(k+2)=0
=>then ,k=10/9
and also k=-2......
hope it help you...
@rajukumar☺☺☺☺☺
Thanks
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