Solve the quadratic equation by the method of your choice.5x2 + 8x + 1 = 0

A.
B.
C.
D.


Answer: B

Mathematics

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Find the area of the shaded region.

A.
B.
C.
D.

Mathematics

Without graphing the function, state the shift(s) that are applied to the graph of  to graph the given function. If the graph of  must be rotated about the x-axis, state this.f(x) = (x + 6)2 + 10

A. left 6 units, down 10 units B. right 6 units, up 10 units C. right 6 units, down 10 units D. left 6 units, up 10 units

Mathematics

Combine like terms.3n - 9n2 + 7n + 2n2 

A. 10n - 7n2  B. 3n - 7n2 + 7 C. 10n - 9n2 + 2 D. 3n + 11n2

Mathematics

Use the cofunction identities to find an angle ? that makes the statement true.tan ? = cot (30°+ 5?)

A. ? = 10° B. ? = 75° C. ? = 6° D. ? = 16°

Mathematics