Complete the identity.cos ? - cos ? sin2 ? = ?
A. sec2 ?
B. cos3 ?
C. sin ?
D. tan2 ?
Answer: B
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Determine whether the quadratic equation is in standard form.x2 + x - 4 = 0
A. Yes B. No
Solve the problem.A child on a swing sweeps out a distance of 24 ft on the first pass. If she is allowed to continue swinging until she stops, and if on each pass she sweeps out a distance 
of the previous pass, how far does the child travel?
A. 8 ft B. 56 ft C. 16 ft D. 32 ft
Sketch the graph of the rational function, including all asymptotes. Provide other information as requested.f(x) = 
; State the domain and range and discuss symmetry.
A. domain: (-?, ?); range 
;
symmetry with respect to the y-axis;
horizontal asymptote: y = 0
B. domain: (-?, ?); range 
;
symmetry with respect to the y-axis;
horizontal asymptote: y = 0
C. domain: (-?, ?); range 
;
symmetry with respect to the y-axis;
horizontal asymptote: y = 0
D. domain: (-?, ?); range 
;
symmetry with respect to the y-axis;
horizontal asymptote: y = 0
Rewrite the polynomial in descending order.-10 - 8p2 + 5p9 + 4p3 + 2p
A. -10 + 2p - 8p2 + 4p3 + 5p9 B. -8p2 + 2p + 4p3 + 5p9 - 10 C. -10 - 8p2 + 5p9 + 4p3 + 2p D. 5p9 + 4p3 - 8p2 + 2p - 10