Find the product using suitable identity
(4x+3) (4x+5)
Answers
Answered by
1
Answer:
4x+8
Step-by-step explanation:
(4x+3)(4x+5)
4x(3+5)
4x+8
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Answered by
1
Step-by-step explanation:
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 Ans.
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