Solve the problem.The Fahrenheit temperature, F, (in degrees) and the Celsius temperature, C, (in degrees) are related by the equation   Find the Celsius temperature (to the nearest degree) when the Fahrenheit temperature is 50°F.

A. 24°C
B. 96°C
C. 122°C
D. 10°C


Answer: D

Mathematics

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Solve the problem.Helen Weller invested $13,000 in an account that pays 11% APR. How much additional money must be invested in an account that pays an APR of 14% so that the total interest is equal to the interest on the two investments at the rate of 12%?

A. $13,000 B. $9,000 C. $6,500 D. $10,000

Mathematics

Evaluate the logarithm to four decimal places.log 0.00422

A. -5.4679 B. -2.3851 C. -2.3645 D. -2.3747

Mathematics

Given that the polynomial function has the given zero, find the other zeros.f(x) = x4 - 36;  

A. -i, i, -
B. -
C. i
D. -6i, 6i, -

Mathematics

Solve the equation by completing the square.5x2 + 20x = - 17

A.
B.
C.
D.

Mathematics