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Popular >

simplify (4x+4)(ax-1)-x^2+4

Solution

simplify

(4 x + 4) (a x - 1) - x^{2} + 4

Solution

- x^{2} - 4 x + 4 a x^{2} + 4 a x

Solution steps

(4 x + 4) (a x - 1) - x^{2} + 4

Expand

(4 x + 4) (a x - 1) : 4 a x^{2} - 4 x + 4 a x - 4

= 4 a x^{2} - 4 x + 4 a x - 4 - x^{2} + 4

Group like terms

= - x^{2} - 4 x + 4 a x^{2} + 4 a x - 4 + 4

Add the numbers:

- 4 + 4 = 0

= - x^{2} - 4 x + 4 a x^{2} + 4 a x

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Frequently Asked Questions (FAQ)

What is (4x+4)(ax-1)-x^2+4 ?
The solution to (4x+4)(ax-1)-x^2+4 is -x^2-4x+4ax^2+4ax