Write the word phrase as an algebraic expression. Use x to represent the unknown number in the phrase.9 more than the quotient of 11 and a number
A. + 9
B. + 11
C. + 9
D. + 11
Answer: C
Mathematics
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Find the absolute extreme values of the function on the interval.f(x) = csc x, - ? x ?
A. absolute maximum is 0 at x = -?; absolute minimum is -1 at x = ? B. absolute maximum does not exist; absolute minimum does not exist C. absolute maximum is -1 at x = ?; absolute minimum is 1 at x = 0 D. absolute maximum is 1 at x = ?; absolute minimum is -1 at x = ?
Mathematics
Rewrite with only sin x and cos x.sin 3x - cos x
A. 3 sin x cos x - sin3 x - cos x B. 2 sin x cos2 x + sin x - 2 sin3 x - cos x C. 2 sin x - sin3 x - cos x D. 2 sin3 x cos4 x + 1
Mathematics
Multiply and simplify. ?
A.
B.
C.
D. y
Mathematics
Find the square of the radical expression.
A.
B.
C.
D.
Mathematics