Chapter Test
Textbook
10 Math Power
Chapter
Chapter 5
Section
Chapter Test
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10mathpower5.6bobo 19 Videos

Solve by graphing. Check real solutions.

\displaystyle x^{2}+2 x-8=0

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Q1a

Solve by graphing. Check real solutions.

\displaystyle x^{2}-9=0

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Q1b

Solve by graphing. Check real solutions.

\displaystyle x^{2}-4 x+4=0

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Q1c

Solve by graphing. Check real solutions.

\displaystyle x^{2}+6 x=0

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Q1d

Solve by graphing. Check real solutions.

\displaystyle x^{2}+3=-2 x

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Q1e

Solve by graphing. Check real solutions.

\displaystyle -x^{2}+2 x-1=0

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Q1f

Solve by factoring, and check.

\displaystyle q^{2}+2 q-15=0

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Q2a

Solve by factoring, and check.

\displaystyle w^{2}+24=11 w

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Q2b

Solve by factoring, and check.

\displaystyle 2 k^{2}+7 k=4

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Q2c

Sketch the graphs of the following quadratic functions by factoring to find the x -intercepts, and then deducing the coordinates of the vertex.

\displaystyle y=x^{2}+6 x+5

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Q3a

Sketch the graphs of the following quadratic functions by factoring to find the x -intercepts, and then deducing the coordinates of the vertex.

\displaystyle y=x^{2}+4 x-5

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Q3b

Solve using the quadratic formula.

\displaystyle y^{2}-3 y-18=0

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Q4a

Solve using the quadratic formula.

\displaystyle x^{2}-8 x=-16

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Q4b

Solve using the quadratic formula.

\displaystyle 2 x^{2}+8+8 x=0

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Q4c

Solve using the quadratic formula.

\displaystyle 3 x^{2}-17 x=0

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Q4d

Solve using the quadratic formula.

\displaystyle 9 x^{2}-4=0

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Q4e

Solve using the quadratic formula.

\displaystyle 2 x^{2}+2 x=-1

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Q4f

Solve using the quadratic formula.

\displaystyle 0=18 w^{2}+9 w-2

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Q4g

Solve using the quadratic formula.

\displaystyle 12 d^{2}=5 d+3

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Q4h