Question

using identity solve (4x-3) (4x+2)​

Answer 1

Answer:

Step-by-step explanation:

Here is your answer mate..

Q.) (4x -3 ) ( 4x +2 )

》 16x^2 + ( -3 + 2 ) 4x +(-3 × 2 ) { Identity 4 } ( x + a ) (x +b)

x^2 + ( a + b ) x + ab

》 16x^2 -1 × 4x -6

》 16x^2 -4x -6  Ans.

Hope it will help you...

Answer 2

Q.) (4x + 5 ) ( 4x + 3 )

》 4x^2 + ( 5 + 3 ) 4x + 5 × 3 { Identity 4 } ( x + a ) (x +b)

x^2 + ( a + b ) x + ab

》 4x^2 + 8 × 4x + 15

》 16x^2 + 32x + 15

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