math
posted by ALISSA .
Evaluate the following expressions for x=3
13)–2x^2 =
14)(2x)^2 =
10)Use the discriminant to determine
the number of solutions of 3x^24x+6=0
8)Solve sqrt[3b] = 3

13) 12
14) 36
10) ?
8)b=2
just square both sides to get rid of the sqrt and divide both sides by 3 and you get 2
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Evaluate the following expressions for x=3 13)–2x^2 = 14)(2x)^2 = 10)Use the discriminant to determine the number of solutions of 3x^24x+6=0 8)Solve sqrt[3b] = 3