Question

Q. 2. Use the identity (x + a)(x + b) = x2 + (a + b) x + ab
to find the following products.
(a) (x + 3) (x + 7) (b) (4x + 5) (4x + 1)
(c) (4x - 5) (4x - 1) (d) (4x + 5) (4x - 1)
(e) (2x + 5y) (2y + 3y) (f) (2a2 + 9) (2a² + 5)
(8) (xyz - 4) (xyz - 2)​

Answer 1

Step-by-step explanation:

solveby formula we get the answer

Answer 2

Answer:

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Step-by-step explanation:

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