Find the requested polynomial. Find a polynomial of degree 4 with roots {5, 5, 
, -
} and f(0) = -150
A. f(x) = x4 - 10x3 + 19x2 + 60x - 150
B. f(x) = x3 + 5x2 - 6x - 30
C. f(x) = x4 + 10x3 - 19x2 - 60x + 150
D. f(x) = x3 - 5x2 - 6x + 30
Answer: A
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Evaluate the improper integral or state that it is divergent.
A. -1 B. 1 C. 0 D. Divergent
Suppose ? is an angle in standard position. Given an equation of the terminal side of ?, give the exact value of the indicated trigonometric function(s). Rationalize denominators if necessary.y = 9x, Quadrant IFind tan ? and cot ?.
A. tan ? = 82; cot ? = 
B. tan ? = 
; cot ? = 9
C. tan ? = 9; cot ? = 
D. tan ? = 
; cot ? = 
Translate to a proportion and solve. 52% of what is 23.4 ?
A. 222 B. 13 C. 45 D. 52
Solve.The loudness, D, in decibels of a sound of intensity I is given by D = 10 log (I/I0), where I is measured in watt/m2 and I0 = 10-12 watt/m2. What is the decibel level of a noise whose intensity is 7.54 x 10-5 watt/m2? (Round to the nearest whole number.)
A. 69 decibels B. 181 decibels C. 79 decibels D. 8 decibels