Question

Find using identity:
(4x-5)(4x-1)​

Answer 1

Answer:

Step-by-step explanation:

Hence, The product of (4x + 5) (4x -1) is 16x² + 16x - 5

Answer 2

Answer:

Given: Equation = (4x+5) (4x-1)

• To find: Value of (4x+5) (4x-1) using appropriate identity=?

• Solution: => The identity applicable to the equation is:

• => (x+a) (x+b) = x² + (a + b) x × ab. => where x = variable in the equation. ...

• = (4x+5) (4x-1) = 16x² + 16x - 5.