Classify the polynomial as constant, linear, quadratic, cubic, or quartic, and determine the leading term, the leading coefficient, and the degree of the polynomial.f(x) = 19x4 - 9 + 0.18x2 - 6x
A. Quadratic; 0.18x2; 0.18; 2
B. Quartic; 19x4; 19; 4
C. Quadratic; x4; 19; 4
D. Constant; -9; -9; 0
Answer: B
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Simplify. Write your answer in the form a + bi, where a and b are real numbers.(-4 + 4i) + (7 + 2i)
A. 3 + 8i B. 3 + 6i C. -3 + 6i D. 7 + 6i
Simplify.
A. 
B. 
C. 
D. 
Use the Rational Zeros Theorem to find all the real zeros of the polynomial function. Use the zeros to factor f over the real numbers. f(x) = 4x4 - 7x3 + 23x2 - 35x + 15
A. 1, 
; f(x) = (x - 1)(4x - 3)(x2 + 5)
B. -5, -1, 1, - 
; f(x) = (x - 1)(4x + 3)(x + 1)(x + 5)
C. -5, -1, 1, 
; f(x) = (x - 1)(4x - 3)(x + 1)(x + 5)
D. 5, 
; f(x) = (x - 5)(4x - 3)(x2 + 1)
Right triangle ABC has 
, 
, and 
style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_333e2c0fffc14be180ed3b175" />. Use this information to find sin A.
?
A. 
B. ?
C. ?
D. ?
E. ?