Evaluate each expression.
3x^2-2x+1 if x=5
3a^2b^3 if a=2, b=-3
algebra need help - drwls, Sunday, February 8, 2009 at 7:32pm
Replace 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