Decide whether the graph opens up or opens down.f(x) = (x - 3)2 - 3
A. opens up
B. opens down
Answer: A
Mathematics
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Find the derivative of the function.y = -3tan x - 13csc x
A. 3sec2 x + 13csc x cot x B. -3sec2 x + 13csc x cot x C. 3sec2 x - 13csc x cot x D. -3sec2 x - 13csc x cot x
Mathematics
Graph the function.y = -3 tan 
A. 
B. 
C. 
D. 
Mathematics
Use the quadratic formula to solve the equation.6x2 + 5x + 8 = 0
A. 
B. 
C. 
D. 
Mathematics
Solve.
A homeowner wants to know how much grass seed to buy. First the size of the yard must be determined. Use the drawing to determine how many square feet are in the yard.
A. 10,233 sq ft B. 4505.5 sq ft C. 5727.5 sq ft D. 5177 sq ft
Mathematics