Draw the angle.-120°

A.

B.

C.

D.


Answer: B

Mathematics

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Multiply.-2x2(3x - 5)(3x + 5)

A. -18x4 + 50x2 B. 18x4 - 50x2 C. -18x3 + 50x D. 18x4 + 50x2

Mathematics

Solve the problem.Let D be the region that is bounded below by the cone  and above by the sphere  Set up the triple integral for the volume of D in spherical coordinates.

A.
B.
C.
D.

Mathematics

Classify the equation as a contradiction, an identity, or a conditional equation.3(50t + 25) = 15(5t - 5)

A. Identity B. Contradiction C. Conditional

Mathematics

Find the length of the third side of the right triangle. Where appropriate, give both an exact answer and an approximation to three decimal places.  

A.  ? 9.899
B. 7
C. 14
D.  ? 12.124

Mathematics