expand using identity (4x-5) (4x+1)
Answers
Answered by
2
Answer:
16x²-16x-5
Step-by-step explanation:
formula (x+a)(x+b) = x²+(a+b)x+ab
(4x)²+4x(1-5)+(1)(-5)
= 16x²-16x-5
hope it helps you
please follow mee
Similar questions