Question

Using identity(x + a) (x + b) = x2 + (a + b) x + a b, find the product of (3x + 5) (3x + 1).​

Answer 1

Here is your answer....

=(3x+5) (3x+1)

=(3x)²+(5+1)3x + (5)(1)

=9x²+18x+5

Hope it helps

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