Which equation matches the given calculator-generated graph and description? Decide without using your calculator.
Parabola; opens right
A. -3x = y2
B. 3y = x2
C. 3x = y2
D. -3y = x2
Answer: C
Mathematics
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Graph the damped vibration curve for 0 ? t ? 2?.d(t) = e-t/4? cos t
A.
B.
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A. (2x2 + 7x + 32) units B. (x2 + 5x + 38) units C. (2x2 + 7x + 38) units D. (2x2 + 5x + 38) units
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Find the first term and the common difference for the arithmetic sequence.S3 = 33, a3 = 20
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Mathematics