Find the largest open interval where the function is changing as requested.Decreasing f(x) = 
A. (-4, ?)
B. (-?, -4)
C. (-?, 4)
D. (4, ?)
Answer: C
Mathematics
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Provide an appropriate response.Solve the equation: 9x2 = 4x
A. x = 0, 
i
B. x = 0, ±
C. x = 0, 
D. x = 0, - 
Mathematics
Find the product.-5(16)
A. 50 B. -80 C. 11 D. -30
Mathematics
Solve the problem.An open box is to be made from a rectangular piece of tin by cutting two inch squares out of the corners and folding up the sides. The volume of the box will be 100 cubic inches. Find the dimensions of the rectangular piece of tin.
A. 4 in. by 9 in. B. 5 in. by 9 in. C. 5 in. by 10 in. D. Not enough information
Mathematics
Solve the problem.Janet drove 268 kilometers and the trip took 4 hours. How fast was Janet traveling?
A. 1072 km/hr
B. 68 km/hr
C. 67 km/hr
D. 
km/hr
Mathematics