Solve the problem.In the following formula, y is the minimum number of hours of studying required to attain a test score of x: 
How many hours of study are needed to score 87? Round to the nearest hundredth if necessary.
A. 6.03 hr
B. 2.45 hr
C. 101.06 hr
D. 24.50 hr
Answer: B
Mathematics
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Find k such that the function is a probability density function over the given interval.f(x) = kx2, -1 ? x ? 4
A. 
B. 
C. 
D. 
Mathematics
Solve by the method of your choice.(4x - 7)2 = 294
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.A machine part is fabricated to be 3
inch long with a tolerance of ±
inch. What is the smallest and largest the part can be?
What will be an ideal response?
Mathematics
Write the equation either in the form (y - k)2 = a(x - h) or (x - h)2 = a(y - k).x2 - 2x - 7y + 36 = 0
A. (x + 1)2 = 7(y - 5) B. (x - 1)2 = 7(y - 5) C. (x + 1)2 = -7(y - 5) D. (x - 1)2 = 7(y + 5)
Mathematics