Solving Quadratic Equations By Using The Quadratic Formula Worksheet With Answers Page 15
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419-5 Solving Quadratic Equations by Using the Quadratic Formula
The solutions are 0.5 and –1.2.
2
26. −3x
= 8x − 12
SOLUTION:
Write the equation in standard form.
For this equation, a = –3, b = –8, and c = 12.
The solutions are –3.7 and 1.1.
2
27. 2x
= 12x − 18
SOLUTION:
Write the equation in standard form.
For this equation, a = 2, b = –12, and c = 18.
The solution is 3.
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Page 15
28. AMUSEMENT PARKS The Demon Drop at Cedar Point in Ohio takes riders to the top of a tower and drops
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them 60 feet. A function that approximates this ride is h = −16t
+ 64t − 60, where h is the height in feet and t is the
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