Find the range of the quadratic function in interval notation.f(x) = -7(x - 2)2 - 6

A. [-2, ?)
B. (-?, -6]
C. [-6, ?)
D. (-?, 2]


Answer: B

Mathematics

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Solve the polynomial equation in the complex numbers.3x4 - 22x3 + 64x2 - 58x + 13 = 0

A.
B.
C.
D.

Mathematics

Find the exact value. cos85° cos40° + sin85° sin40°

Mathematics

Find n for the given value of an in the arithmetic sequence.an = -366;  810, 789, 768, . . .

A. n = 53 B. n = 54 C. n = 57 D. n = 56

Mathematics

Evaluate:

What will be an ideal response?

Mathematics