Prove the identity.cot3x = cot x (csc2 x - 1)
What will be an ideal response?
cot3 x = cot x cot2 x = cot x (csc2 x - 1).
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Write the negation of the quantified statement. (The negation should begin with "all," "some," or "no.")All athletes are famous.
A. Some athletes are not famous. B. All athletes are not famous. C. All athletes are somewhat famous. D. Some athletes are famous.
Solve the problem.The graph of a trigonometric function f represented by f(t) = a sin (b(x - c)) is shown, where a, b, and c are nonnegative. State the period.
A. 4 B. 3? C. 1 D. 4?
Solve.There are 97 puppies in a room, with an assortment of black and white ears and paws. 21 have totally black ears and 3 white paws, 27 puppies have 1 black ear and 2 white paws, and 49 have no black ears and 1 white paw. How many black paws are in the room?
A. 222 B. 221 C. 169 D. 166
Multiply or divide as indicated.- 
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D. 