Solve the problem.Evaluate 
at t = 
? for the function w(x, y, z) = 
; x = sin t, y = cost, z = t2.
A. - 
B. - 
C. - 
D. 
Answer: C
Mathematics
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Sketch the graph of the equation.x2 - y2 = 25
A. 
B. 
C. 
D. 
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Prove the identity.
= 
What will be an ideal response?
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Write the number in expanded form.952
A. 9 hundreds + 5 tens + 2 ones B. 2 hundreds + 5 tens + 9 ones C. 9 thousands + 5 hundreds + 2 tens D. 952 thousands
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Solve.Find an equivalent expression for cos 3x in terms of powers of cos x.
A. 2 cos3 x + 3 cos x B. 9 cos x C. 4 cos2 x - 3 cos x D. 4 cos3 x - 3 cos x
Mathematics