1.3 Evaluating Expressions #1

ID: jadop-gugum
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Avatar for Brian PhillipsBrian Phillips, BP BY-NC
Subject: Math
Grade: 11
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10 questions

1.3 Evaluating Expressions #1

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1) Evaluate each expression.

Evaluate 4x24x-2 if x=3x=3

2) Evaluate 3x22x+53x^{2}-2x+5 if x=2x=2

3) Evaluate 7x26x+2-7x^{2}-6x+2 if x=3x=-3

4) Evaluate 6x32x2+46x^{3}-2x^{2}+4 if x=1x=1

5) Evaluate 3x2+2xy+4y23x^{2}+2xy+4y^{2} if x=2x=-2 and y=2y=2

6) If f(x)=3x+8,f(x)=3x+8, find f(4)f(-4)

7) If g(x)=3x2+4x8,g(x)=3x^{2}+4x-8, find g(2)g(2)

8) If h(x)=x33x2,h(x)=-x^{3}-3x-2, find h(1)h(-1)

9) If j(x)=4x9,j(x)=4x-9, find j(4)j(4)

10) If k(x)=9,k(x)=9, find k(12)k(12)