Simplify the complex fraction.
A. 
B. 
C. 
D. 
Answer: C
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Use the fundamental identities to find the value of the trigonometric function.Find sin ? if cot ? = - 2 and cos ? < 0.
A. 
B. - 5
C. - 
D. 
Use a graphing calculator to approximate the real zeros. Give each zero as a decimal to the nearest tenth.f(x) = x4 - 9x2 + 20
A. 5, -5, 4, -4 B. 2.2, 2 C. 2.2, -2.2, 2, -2 D. -1, 2.7, 2.7, -2.7
Find the equation that the given graph represents.
A. P(x) = 2x6 + 9x3 - 7x2 + 4x - 16 B. P(x) = -2x5 + 7x4 + 9x3 - 40x2 + 4x + 16 C. P(x) = -x6 + 7x5 - x2 - 2x + 16 D. P(x) = x5 + 7x4 - x3 - 40x2 + 2x + 16
Determine the coefficient and the degree of each term in the polynomial.9x4 - 5x + 3
A. Coefficients: 9, -5, 3; degrees: 4, 1, 0 B. Coefficients: 9, 5, -3; degrees: 4, 1, 0 C. Coefficients: 4, 1, 0; degrees: 9, -5, 3 D. Coefficients: 4, 1, 0; degrees: 9, 5, -3