For the graph of a circular function y = f(x), determine whether f(-x) = f(x) or f(-x) = -f(x) is true.
A. f(-x) = f(x)
B. f(-x) = -f(x)
Answer: A
You might also like to view...
Solve.A formula for the circumference of a circle is C = 2?r, where r is the radius of the circle. (i) Solve the formula for r. (ii) A circle has a circumference of 42? meters. Find the radius, r, of the circle.
A. (i) r = 
(ii) 21 m
B. (i) r = 
(ii) 42 m
C. (i) r = 
(ii) 7 m
D. (i) r = 
(ii) 11 m
Locate the fraction on the number line.
A.
B.
C.
D.
Solve the problem.An item costs $1346 and is marked down twice due to sales. The first markdown rate is 10% and the second markdown rate is 20%. What is the final selling price?
A. $942.20 B. $673.00 C. $1316.00 D. $969.12
Evaluate the double integral
?
?
for the given function f(x, y) and the region R.
?
f(x, y) = 2y + x; R is the rectangle defined by 
and 
.
?
A. 
B. 
C. 
D. 26