Write the standard form of the equation of the circle described.Center (0, 0), r = 
A. x2 + y2 = 121
B. x2 + y2 = 
C. x2 + y2 = 
D. x2 + y2 = 11
Answer: D
Mathematics
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Find the limit and determine if the function is continuous at the point being approached.
cos(3x - cos 3x)
A. does not exist; no B. 0; yes C. does not exist; yes D. 0; no
Mathematics
Find the gradient field of the function.f(x, y, z) = ln (x3 + y4 + z6)
A. ?f = 
i + 
j + 
k
B. ?f = 
i + 
j + 
k
C. ?f = 
i + 
j + 
k
D. ?f = 
ln ( y4 + z6)i + 
ln (x3 + z6)j + 
ln ( x3 + y4)k
Mathematics
Provide an appropriate response.Find 
by using the quotient rule and by using the product rule. Show that your answers are equivalent.
What will be an ideal response?
Mathematics
Perform the indicated operation(s). Where possible, reduce the answer to lowest terms.
- 
A. 
B. 
C. 
D. 
Mathematics