Test the equation for symmetry with respect to the given axis, line, or pole.r = 4 + 4 sin ?; polar axis
A. Symmetric with respect to the polar axis
B. May or may not be symmetric with respect to the polar axis
Answer: B
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Find the value.If F(x, y) = ex sinh y, find Fx(-2, 0) and Fy(-2, 0).
A. Fx(-2, 0) = e-2, Fy(-2, 0) = 0 B. Fx(-2, 0) = e-2, Fy(-2, 0) = e-2 C. Fx(-2, 0) = 0, Fy(-2, 0) = 0 D. Fx(-2, 0) = 0, Fy(-2, 0) = e-2
Solve the problems.Mrs. Henson bought the following items: cheese, 
soda, 
; hamburger, 
; and gum, 
. How much did she spend in total?
A. $21.44 B. $23.31 C. $22.31 D. $22.44
Solve the problem.The voltage E in an electrical circuit is given by E = 1.7 cos 110?t, where t is time measured in seconds. Find the frequency of the function (that is, find the number of cycles or periods completed in one second).
A. 
B. 55
C. 
D. 110
Find the product.0.25 × 0.01
A. 0.0025 B. 250 C. 25 D. 0.025