Find an equation of the line having the specified slope and containing the indicated point. Write your answer in slope-intercept form.m = -3; (8, -3)
A. y = -3x + 22
B. y = -3x + 21
C. y = -3x + 19
D. y = 3x + 20
Answer: B
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The graph of a trigonometric function of the form y = A sin (Bx) or y = A cos (Bx) for B > 0 is given. Determine the equation of the function represented by the graph.
A. y = 3 sin 
x
B. y = 3 sin 2x
C. y = 2 sin 
x
D. y = 2 sin 3x
Use the identities for the cosine of a sum or a difference to write the expression as a single function of ?.cos (? - 270°)
A. -sin ? B. -cos ? C. sin ? D. cos ?
Provide an appropriate response.Consider the following figure, which is a square divided into two squares and two rectangles.
The length of each side of the large square is x + 9. Use the formula for the area of a square to write the area of the largest square as a power.
A. x2 + 92 B. (x - 9)2 C. x2 - 92 D. (x + 9)2
Solve.When the temperature stays the same, the volume of a gas is varies inversely as the pressure of the gas. If a balloon is filled with 42 cubic inches of a gas at a pressure of 14 pounds per square inch, find the new pressure of the gas if the volume is decreased to 21 cubic inches.
A. 26 pounds per square inch
B. 14 pounds per square inch
C. 
pounds per square inch
D. 28 pounds per square inch