Solve the problem.A weather forecaster has predicted a high temperature of 20°C for tomorrow. Find this temperature in degrees Fahrenheit. If necessary, round to the nearest tenth of a degree.

A. 43.1°F
B. 68°F
C. 4°F
D. -20.9°F


Answer: B

Mathematics

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Find the value of the trigonometric function.cos 44.1°

A. 0.718 B. 0.969 C. 0.993 D. 0.696

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Find the requested solution.Let f(x) = 5 + . Find all x for which f(x) < 4.

A. ?, or (-?, ?)
B. , or  ? 
C. , or  ? 
D. ?

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Factor by grouping.x2 + 4x + 3x + 12

A. (x - 4)(x + 3) B. 7x(x2 + 12) C. (x + 4)(x - 6) D. (x + 4)(x + 3)

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Solve the problem.A bakery sold 54 pies for $3.69 each. What was the total amount of the sale?

A. $200.36 B. $199.36 C. $199.27 D. $199.26

Mathematics