Solve the problem.Katrina sells the mussels she harvests to a local restaurant for 16 cents a pound. She can usually estimate how much her harvest weighs to within
She estimates that she has 53 pounds of mussels. How much might she get paid for her harvest? Round your answer to the nearest cent, if necessary.
A. between $8.40 and $8.56
B. between $840.00 and $856.00
C. between $8.22 and $8.75
D. between $821.50 and $874.50
Answer: A
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Graph the ellipse. Label the intercepts.45x2 + y2 = 225
A. (-, 0), (
, 0), (0, -15), (0, 15)
B. (-, 0), (
, 0), (0, -
), (0,
)
C. (-5, 0), (5, 0), (0, -15), (0, 15)
D. (-5, 0), (5, 0), (0, -), (0,
)
Find the direction angle ? for the given vector. Let 0° ? ? < 360° and round ? to the nearest tenth when appropriate.
A. 53.1° B. 117.1° C. 216.9° D. 233.1°
Use the given graph to find the x-intercepts and zeros of the function.
A. (-4, 0), (2, 0); -4, 2 B. (-4, 0), (-2, 0); -4, -2 C. (-2, 0), (4, 0); -2, 4 D. (2, 0), (4, 0); 2, 4
Solve the quadratic inequality symbolically. Write your answer in interval notation.x(3 - x) > 2
A. (-?, 1] ? [2, ?) B. [1, 2] C. (1, 2) D. (-?, 1) ? (2, ?)