Grade 128 grade maths
Use the identity (x + a) (x + b) = x2 + (a + b) x + ab to find the following products. (4x + 5) (4x – 1)
Use the identity (x + a) (x + b) = x2 + (a + b) x + ab to find the following products.
(4x + 5) (4x – 1)
1 Answer
Harshit Singh
Dear Student
(4x + 5) (4x - 1)
= 16x2+ (5-1)4x - 5
= 16x^2+16x - 5
Thanks
(4x + 5) (4x - 1)
= 16x2+ (5-1)4x - 5
= 16x^2+16x - 5
Thanks
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