Solve the problem.Assume that a person spins the pointer and is awarded the amount indicated if the pointer points to a positive number but must pay the amount indicated if the pointer points to a negative number. Determine the person's expectation.
A. $0.75
B. -$1
C. $6
D. -$0.75
Answer: B
Mathematics
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Solve the problem.The driver of a car traveling at 48 ft/sec suddenly applies the brakes. The position of the car is 
t seconds after the driver applies the brakes. How many seconds after the driver applies the brakes does the car come to a stop?
A. 24 sec B. 48 sec C. 8 sec D. 16 sec
Mathematics
Factor.8x2y2 - 31xy - 45
A. (8xy - 5)(xy + 9) B. (8x + 9y)(x - 5y) C. (8xy + 5)(xy - 9) D. (8xy + 9)(xy - 5)
Mathematics
Provide an appropriate response.Let f(x) = 8y + 2 and g(x) = 12y - 8. Find (f - g)(y).
A. 4y + 10 B. -4y + 10 C. 20y - 6 D. -20y - 6
Mathematics
Complete the identity.
- 1 = ?
A. 0 B. 1 - sin ? C. 1 D. -sec2 ?
Mathematics