Classify each angle as acute, right, obtuse, or straight.
A. Obtuse
B. Straight
C. Acute
D. Right
Answer: A
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Use the decibel scale to answer the question.How does the intensity of sound form a concert speaker at a distance of 1 meter compare to the intensity at a distance of 7 meters?
A. Factor of 49 weaker at 7 m. B. Factor of 107 weaker at 7 m. C. Factor of 21 weaker at 7 m. D. Factor of 7 weaker at 7 m.
Find all zeros of the function and write the polynomial as a product of linear factors.f(x) = x3 + 4x2 + 7x + 6
A. f(x) = (x - 2)(x + 2 + 1i)(x - 2 - 1i)
B. f(x) = (x + 2)(x + 1 + i
)(x + 1 - i
)
C. f(x) = (x + 2)(x + 1 + i
)(x - 1 - i
)
D. f(x) = (x - 2)(x + 2 + 1i)(x + 2 - 1i)
Perform the indicated operation(s), whenever possible.Let A = 
and B = 
. Find A - B.
A. 
B. 
C. 
D. 
Use the graph to determine the domain and range of the function.
A. domain: {x|x ? 0} range: all real numbers B. domain: all real numbers range: {y|y ? 0} C. domain: {x|x ? 0} range: {y|y ? 0} D. domain: all real numbers range: all real numbers