Estimate the sum as indicated. Then answer the question.Estimate the following sum by first rounding to the nearest ten. Does the estimate give you reason to doubt the stated sum?
A. Estimate: 200 ; no
B. Estimate: 200 ; yes
C. Estimate: 210 ; yes
D. Estimate: 210 ; no
Answer: B
Mathematics
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Evaluate the line integral of f(x,y) along the curve C.f(x, y) = x, C: y = x2, 0 ? x ?
A. 63
B.
C.
D. 21
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Solve the problem.The intelligence quotient in psychology is given by Q = 100 ? , where m is a person's mental age, and c is his or her chronological , or actual, age. Find Q for a person whose mental age is 24 and whose chronological age is 20. Round to the nearest whole number.
A. 100 B. 12 C. 120 D. 83
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Verify the identity.sin = -cos x
What will be an ideal response?
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Graph the function.f(x) = 2(x + 2)
A.
B.
C.
D.
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