Use a calculator to find the value of the expression in radian measure rounded to two decimal places.sec-1 
A. 2.01
B. 1.13
C. 0.50
D. -2.01
Answer: A
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You buy cups for $6.44 each and saucers for $6.46 each. To sell cup and saucer sets, you mark up each item by 5 dollars ($6 for each cup and $6 for each saucer). You give preferred customers a 7% discount. ? A. How much would you charge a preferred customer for 1 cup and saucer set? ? B. Use your answer to part A to write a formula that gives the price P, in dollars, you charge a preferred customer for n cup and saucer sets. ? C. Use functional notation to indicate the price you charge a preferred customer for 25 cup and saucer sets.
What will be an ideal response?
Find the vertices and foci of the given ellipse.16x2 + 3y2 = 48
A. Vertices: (4, 0) and (-4, 0);
Foci: (
, 0) and (-
, 0)
B. Vertices: (0, 16) and (0, -16);
Foci: (0, 3) and (0, -3)
C. Vertices: (0, 4) and (0, -4);
Foci: (0, 
) and (0, -
)
D. Vertices: (0, 16) and (0, -16);
Foci: (0, 
) and (0, -
)
Solve the problem.If a ball is thrown upward from the ground with an initial velocity of 128 feet per second, its height after t seconds is given by the function h(t) = -16t2 + 128t. Find the number of seconds before the ball lands on the ground.
A. 112 seconds B. 64 seconds C. 4 seconds D. 8 seconds
Change the improper fraction into a mixed number.
A. 140
B. 140
C. 12
D. 