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
Mathematics
Find the requested solution.Let f(x) = 5 + 
. Find all x for which f(x) < 4.
A. ?, or (-?, ?)
B. 
, or 
? 
C. 
, or 
? 
D. ?
Mathematics
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)
Mathematics
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