State whether the parabola opens upward or downward.f(x) = -6x2 + 3x + 7

A. Upward
B. Downward

Answer: B

Mathematics

Find the derivative.

A. x⁶ sin (x⁵)
B. -cos (x⁵) - 1
C. 5x⁴ sin (x⁵)
D. sin (x⁵)

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Mathematics

Use the properties of logarithms to write the expression as the logarithm of a single expression.logam + 6logak - logan

A. log_a
B. loga
C. loga mk6n
D. log_a

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Mathematics

Determine whether the matrix is invertible.

A. Yes B. No

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Mathematics

Find the following using a calculator. Round to four decimal places.ln 0

A. -0.7054 B. Does not exist C. -0.6697 D. -0.6808

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Mathematics