Calculate the area of the surface S.S is the lower portion of the sphere x2 + y2 + z2 = 49 cut by the cone z = 
.
A. 14
?
B. 49
C. 98
?
D. 49
?
Answer: C
Mathematics
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Evaluate the derivative of the given function at the given point.x2 + y2 + 2y = 0; (0, -2)
A. 0 B. -2 C. 1 D. 2
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Determine whether the statement is true or false. If it is true, explain why it is true. If it is false, give an example to show why it is false.
?
If f and g are integrable, then 
.
What will be an ideal response?
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Find the exact value of the expression or state that it does not exist.cos (cos-1 0.6)
A. 2.5 B. 3.7 C. 0.6 D. 0.8
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Multiply and simplify.
? 
A. - 
B. 
C. 
D. -12
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