Solve the equation.x2 + 3x - 40 = 0
A. {-8, 1}
B. {8, -5}
C. {-8, 5}
D. {8, 5}
Answer: C
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Solve the problem.Starting at point A, a ship sails 75 km on a bearing of 256°, then turns and sails 
on a bearing of 297°. Find the distance of the ship from point A. (Note that bearings are measured from north, clockwise.) Round results to an appropriate number of significant digits.
A. 139 km B. 148 km C. 212 km D. 64 km
Provide an appropriate response.To encourage an even flow of customers, a restaurant varies the price of an item throughout the day. From 6:00 P.M. to 8:00 P.M. customers pay full price. At lunch from 10:30 A.M. until 2:30 P.M. customers pay half price. From 2:30 until 4:30 customers get a dollar off the lunch price. From 4:30 P.M. until 6:00 P.M. customers get $5.00 off the dinner price. From 8:00 until closing time at 10:00 customers get $5.00 off the dinner price. Write a compound function to represent the cost of an item throughout the day for a dinner price of d.
What will be an ideal response?
Provide an appropriate response.Determine whether the graph of y = 
is symmetric about the x-axis, the y-axis, the origin, or the line y = x.
What will be an ideal response?
Solve the problem.State College's baseball team had the following scores in their last 8 games: 9, 11, 5, 5, 2, 10, 0, and 2. Determine to the nearest tenth the mean of these scores.
A. 6.3 B. 4.9 C. 7.5 D. 5.5