Question 319827
x^2+2xy+y^2-36
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Factor to get:
(x+y)^2 - 36
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Factor to get:
(x+y-6)(x+y+6)
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y^2-6y+9-25z
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It looks like you dropped the "^2" on the z.
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y^2 -6y + 9 - 25z^2
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Factor to get:
(y-3)^2 - 25z^2
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Factor to get:
(y-3-5x)(y-3+5z)
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Cheers,
Stan H.
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