find the polynomial using suitable identity.
(4x+5)(4x+1)
Answers
Answered by
1
using the identity of (x+a)(x+b) = x^2 -(a+b)x +ab
we get
4
(4x)^2 -(5+1)4x+5×1
16x^2-24x+5
Thank you
Answered by
0
Answer:
16x²+24x+5
Step-by-step explanation:
(x+a) (x+b)= x²+(a+b)x+ab
(4x+5)(4x+1)
= (4x)²+(5+1)*4x+5*1
=16x1+²+(6*4)+5
=16x²+24x+5
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