Find the axis of symmetry of the given function.f(x) = 7 - 2x2 + 7x
A. x = 
B. x = 
C. x = - 
D. x = - 
Answer: A
Mathematics
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Let f be a scalar field and F be a vector field. Indicate whether of the following is a scalar field, vector field, or meaningless.div f
A. Meaningless B. Vector field C. Scalar Field
Mathematics
Find the exact function value.tan-1 (1)
A. 
B. 1
C. 
D. 0
Mathematics
Find the value of the indicated trigonometric function of the angle ? in the figure. Give an exact answer with a rational denominator.
Find csc ?.
A. 
B. 
C. 
D. 
Mathematics
Find the integral.
A. 
ln 
+ C
B. -ln (x5 + 4) + C
C. 
ln 
+ C
D. 5 ln 
+ C
Mathematics