Make the required change in the given equation.r = 6 to spherical coordinates

A. ? = 6 csc ?
B. ?²(1 - cos ?) = 36
C. cos ? =
D. ? = 6 sin ?

Answer: A

Mathematics

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Use Taylor's formula to find the requested approximation of near the origin.Cubic approximation to

A. 10x + y - 50x² - 10xy - y² + x³ + x²y + xy² + y³
B. 1 + 10x + y - 50x² - 10xy - y² + x³ + x²y + xy² + y³
C. 1 + 10x + y - 50x² - 10xy - y² + x³ + 100x²y + 10xy² + y³
D. 10x + y - 50x² - 10xy - y² + x³ + 100x²y + 10xy² + y³

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Decide whether the given number is a solution of the given equation.Is -23 a solution of 3c + 3 - 2c = -30 + 10 ?

A. Yes B. No

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Mathematics

Provide an appropriate response.Salary is most often stated as:

A. a certain amount of money paid each year B. wages C. the difference between gross and net earnings D. based on an hourly rate of pay

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Mathematics

Find the center (h, k) and radius r of the circle with the given equation. x2 - 8x + 16 + y2 + 4y + 4 = 9

A. (h, k) = (2, -4); r = 9 B. (h, k) = (4, -2); r = 3 C. (h, k) = (-4, 2); r = 9 D. (h, k) = (-2, 4); r = 3

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Mathematics