Q)..(4x+5) (4x - 1) please give me answer fast..
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Heya !!!
Here is your answer.
(4x+5) (4x - 1)
Using identity...
(x + a) × (x + b) = x² + (a+b)x + ab
Putting x = 4x, a = 5 and b = -1.....
(4x+5) (4x - 1) = (4x)² + (5-1)x + 5×(-1)
= 16x² + 4x - 5
Hope You Got It
Here is your answer.
(4x+5) (4x - 1)
Using identity...
(x + a) × (x + b) = x² + (a+b)x + ab
Putting x = 4x, a = 5 and b = -1.....
(4x+5) (4x - 1) = (4x)² + (5-1)x + 5×(-1)
= 16x² + 4x - 5
Hope You Got It
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The answer will be 16x^2 + 16x - 5.
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