Question

3. Use the identity (r + a) (x + b) = x2 + (a + b + ab to find the following products,
1. (x + 7 (x+4)
ill. (x-3) 4
11. (3x + 4) (3x - 5)
(x2 + 4)(x2 + 9)
iv.
(x+3) 6+3)
3
Tsing​

Answer 1

Answer:

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