which one is the correct solution for x in the quadratic equation
2x²+8x=10?
a)1 and 5
b)5 and 3
c)2 and 7
d)1 and -5
ridhi322:
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HEYA......✋✋✋✋✋
HERE IS YOUR ANSWER.............
_____________________________
SOLVING THE EQUATION:
2x^2+8x=10
2x^2+8x-10
2x^2+10x-2x-10
2x(x+5)-2(x+5)=0
(x+5)(2x-2)=0
x+5=0 and 2x-2=0
x=0-5 and 2x=0+2
x=-5 and 2x=2
x= -5 and x=1
Hence the answer to the given option is option (d)
_____________________________
HOPE MY ANSWER WOULD HELP YOU
REGARD MADHU@
HERE IS YOUR ANSWER.............
_____________________________
SOLVING THE EQUATION:
2x^2+8x=10
2x^2+8x-10
2x^2+10x-2x-10
2x(x+5)-2(x+5)=0
(x+5)(2x-2)=0
x+5=0 and 2x-2=0
x=0-5 and 2x=0+2
x=-5 and 2x=2
x= -5 and x=1
Hence the answer to the given option is option (d)
_____________________________
HOPE MY ANSWER WOULD HELP YOU
REGARD MADHU@
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