Solve the inequality and graph the solution set.| r| ? 7
A. [7, ?)
B. (-?, -7] ? [7, ?)
C. [-7, 7]
D. (-?, -7]
Answer: B
Mathematics
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Construct a frequency polygon.
A. Frequency
| Hours of sleep |
B. Frequency
| Hours of sleep |
Mathematics
Find an antiderivative of the given function.f(x) = 
x5/7
A. 
x12/5
B. 
x12/7
C. 
x12/5
D. 
x12/7
Mathematics
Provide an appropriate response.
If C(x) = 7x + 1,000 and A(x) = 
, R(x) = $20x, and P(x) = R(x) - C(x), then if x = 200, P(x) =
A. 1,200 B. 1,400 C. 1,800 D. 1,600
Mathematics
Use a graphing calculator to approximate the real zeros. Give each zero as a decimal to the nearest tenth.f(x) = 2x3 + x2 - 14x - 7
A. -0.5, 2.6, -2.6 B. 0.5, 2.6, -2.6 C. 2, 7, -7 D. -2, 2.7, -2.7
Mathematics