Find the value of d2y/dx2 at the point defined by the given value of t.x = t + cos t, y = 2 - sin t, t = 
A. -4
B. -
C. -2
D. 
Answer: A
Mathematics
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Solve the inequality, then graph the solution.-14 ? -2c + 2 < -2 
A. 2 < c ? 8 
B. 2 ? c < 8 
C. -8 < c ? -2 
D. -8 ? c < -2 
Mathematics
Write the English phrase as an algebraic expression. Let x represent the number. Simplify the expression, if possible.The quotient of 61 and a number
A. 61x
B. 
C. 61 - x
D. 
Mathematics
Establish the identity.
= 
What will be an ideal response?
Mathematics
Match the equation to the graph.(x + 1)2 = 7(y + 1)
A. 
B. 
C. 
D. 
Mathematics