Which statement best describes how to determine whether f(x) = x3 5x 1 is an even function? A. Determine whether –(x3 5x 1) is equivalent to x3 5x 1.
B. Determine whether (–x)3 5(–x) 1 is equivalent to x3 5x 1.
C. Determine whether –x3 5x 1 is equivalent to –(x3 5x 1).
D. Determine whether (–x)3 5(–x) 1 is equivalent to –(x3 5x 1).

Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.

The trigonometric ratios sine and secant are reciprocals of each other

Of f(x) is byof f(x)=-3|x| x-.f(x)? a )f(x)=3|x| b) f(x)=|x+3| c) f(x)= -3|x| d) f(x)= -|x+3|