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OpenStudy (anonymous):
1)Simplify (7t2 + 9) + (6t2 + 8). 2)Simplify (x + 7)(x + 5). 3)Simplify (2z – 3)2. thanks!
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pooja195 (pooja195):
1.13t^2+17
pooja195 (pooja195):
do u kno y
pooja195 (pooja195):
????!
pooja195 (pooja195):
u there
pooja195 (pooja195):
2,I think you mean: Solve for x The only way the product of two numbers can be zero is if one is zero. Thus either x-5 = 0 or x+7 = 0 This leads to x = 5 or x = -7
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OpenStudy (anonymous):
sorry im back i had to eat
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