Find all values of x in the interval [0°, 360°) that satisfy the equation. Round approximate answers to the nearest tenth of a degree.3 sin 2x = -  cos 2x

A.
B.
C.
D.


Answer: D

Mathematics

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A PDF for a continuous random variable X is given. Use the PDF to find E(X).f(x) = 

A. 5
B.
C.
D.

Mathematics

Provide an appropriate response.Determine the total surface area of the given figure. The dimensions are in inches. 

A. 838 in2 B. 630 in2 C. 1,560 in2 D. 315 in2

Mathematics

Round the number to the place indicated.Round to the nearest tenth: 14.956

A. 14.96 B. 14.9 C. 15.0 D. 15.1

Mathematics

Solve the problem.Find two complex numbers whose sum is 8 and whose product is 35.

A. 4 + 19i and 4 - 19i
B. 4 + i and 4 - i
C.  + 4i and   - 4i
D. 4 + i and 4 - i

Mathematics