Math 120 Intermediate Algebra
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Math 120 Intermediate Algebra
In-Class #____
Ch8 Study Questions/Practice Problems
Name_____________________
Complete on separate sheets of paper and attach.
1. Solve each quadratic equation by completing the square.
a)
section 8.1 (problem 55)
b)
8.2 (8)
2. Solve each quadratic equation by using the quadratic formula.
a)
8.2 (19)
b)
8.2 (8)
3. Solve each quadratic equation using any of the methods established in class.
a)
8.1 (25)
b)
8.2 (35)
c)
8.2 (41)
4. Solve the equations for all solutions.
a)
b)
5. Solve each quadratic inequality. Use interval notation to display the solutions.
(
)(
)
a)
b)
6. Use Pythagorean’s Theorem to solve for the missing side in each right triangle. (Sec 7.7)
√
√
a)
b)
7. Find the distance between the points (
) and (
) . (Sec 7.7)
8. Write a quadratic function in the form ( )
that has roots
and .
9. Change each function into vertex form.
a)
b)
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