Multiply and then, if possible, simplify by factoring.
A. 3
B. 
x
C. 9
D. 3x
Answer: A
Mathematics
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Solve the problem.Evaluate 
by expanding across the second row. Show all your work.A = 
What will be an ideal response?
Mathematics
Solve the problem.As part of a physics experiment, Ming drops a baseball from the top of a 315-foot building. To the nearest tenth of a second, for how many seconds will the baseball fall? (Hint: Use the formula h = 16t2, which gives the distance h, in feet, that a free-falling object travels in t seconds.)
A. 4.4 sec B. 19.7 sec C. 78.8 sec D. 1.1 sec
Mathematics
Multiply.
A. 25x2 + 
B. 25x2 - 
x - 
C. 5x2 - 
D. 25x2 - 
Mathematics
Find the slope of the line tangent to the curve at the given point.y = 15 cos x; x = 
A. - 
B. 
C. 
D. - 
Mathematics