(2x-3)^2-(8x+12) equals to what ?? Pls help fast. Berry urgent
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Answered by
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(2x - 3)² - (8x + 12)
4x² + 9 - 12x - 8x - 12
4x² -20x - 3
4x² + 9 - 12x - 8x - 12
4x² -20x - 3
Answered by
1
Given Equation is (2x - 3)^2 - (8x + 12)
We know that (a - b)^2 = a^2 + b^2 - 2ab.
= > (2x)^2 + (3)^2 - 2(2x)(3) - (8x + 12)
= > 4x^2 + 9 - 12x - 8x + 12
= > 4x^2 - 20x - 3.
Hope this helps!
We know that (a - b)^2 = a^2 + b^2 - 2ab.
= > (2x)^2 + (3)^2 - 2(2x)(3) - (8x + 12)
= > 4x^2 + 9 - 12x - 8x + 12
= > 4x^2 - 20x - 3.
Hope this helps!
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