Determine the domain and range of the relation.{(-2, 8), (4, 9), (-6, 1), (-9, -8), (-1, -2)}
A. Domain: {-6, -2, -9, -1, 4}; range: {1, 8, -8, -2, 9}
B. Domain: {-8, -1, -2, 4, 9}; range: {-6, 1, -2, 8, -9}
C. Domain: {-6, 1, -2, 8, -9}; range:{-8, -1, -2, 4, 9}
D. Domain: {1, 8, -8, -2, 9}; range: {-6, -2, -9, -1, 4}
Answer: A
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Sketch a typical level surface for the function.f(x, y, z) = e(x2 + y2 + z2)
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Write the decimal in words.3.00486
A. three and four hundred eighty-six millionths B. three and four hundred eighty-six tenths C. three and four hundred eighty-six hundred-thousandths D. three and four hundred eighty-six thousandths
Divide and express the result in standard form.
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If $1,280 is invested in an account which earns 7% interest compounded annually, which will be the balance of the account at the end of 13 years?
a. $3,084.60 b. $3,130.83 c. $3,171.54 d. $3,155.00