Find the exact value of the expression.sin 185° cos 65° - cos 185° sin 65°

A.
B. - 
C. - 
D.


Answer: D

Mathematics

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Provide an appropriate response.Over what intervals of x-values, if any, does the function y =  decrease as x increases? For what values of x, if any, is y ' negative? How are your answers related?

What will be an ideal response?

Mathematics

Find the volume of the solid bounded above by the surface




and below by the plane region R.

 and R is the region bounded by the graphs of  and .


A.
B.
C.
D.
E.

Mathematics

Let x be a number. Translate the expression into an English phrase.x ÷ 52

A. The ratio of 52 to a number B. Divide a number by 52 C. The quotient of 52 and a number D. Divide 52 by a number.

Mathematics

Solve by the quadratic formula. Simplify answers. Use i notation for nonreal complex numbers.x2 = 10x - 32

A. x = 5 ± i
B. x = 5 ± 7i
C. x = 5 ± 
D. x = -5 ± i

Mathematics