Question

(4x-5)(4x-1) Solve by using the property (x+a)(x+b) = X2 + (a+b)x +ab​

Answer 1

Answer:

(4x-5)(4x-1)= 4x²+(-5-1)4x+(-5)(-1)

=4x²-24x+5

Answer 2

Answer:

(4x-5)(4x-1) = (4x)² + (-5-1)4x + (-5)(-1)

= 16x² + (-6)4x + 5

= 16x² - 24x + 5

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