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Erica Pearson
Mathematics
18 July, 12:51
How do I put - (x-4) ^2 - 1 into standard form
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Alonso Cantrell
18 July, 13:17
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Standard form is ax²+bx+c
expand then simlify
- (x-4) ² = - (x-4) (x-4) = - (x²-8x+16) = - x²+8x-16
now we gots
-x²+8x-16-1
-x²+8x-17 is standard form
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