2 years ago

Could someone help me really quickly :(((((

Mathematics

1 answer:

san4es73 [151]2 years ago

5 0

Lets verify

kx²+5x+2
3x²+5x+2
3x²+3x+2x+2
3x(x+1)+2(x+1)
(3x+2)(x+1)

Yes verified

Lets verify

9x²+kx-5
9x²+4x-5
9x²+9x-5x-5
9x(x+1)-5(x+1)
(9x-5)(x+1)

Yes verified

Rule to be noted:-

If ax²+bx+c be a function

Then

b=a+c

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