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July 31, 2014

July 31, 2014

Posted by **kate** on Sunday, February 8, 2009 at 7:23pm.

3x^2-2x+1 if x=5

3a^2b^3 if a=2, b=-3

- algebra need help -
**drwls**, Sunday, February 8, 2009 at 7:32pmReplace x, a and b with the appropriate numbers and perform the calculation indicated by the formula.

In the first problem, x is 5; so the answer is

3*5*5 - 2*5 + 1 = 75 -10 + 1 = ?

Finish that and try the other one yourself

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