Solve the problem.The function F described by F(C) = 
C + 32 gives the Fahrenheit temperature corresponding to the Celsius temperature C. Find the Fahrenheit temperature equivalent to -20°C.
A. -40°F
B. -112°F
C. -76°F
D. -4°F
Answer: D
Mathematics
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Determine whether the function is a polynomial function.f(x) = 
A. Yes B. No
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Solve the equation.
= 
A. ?
B. 0, 36
C. 0, 
D. 2, -6
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If PQ is a diameter of circle O and R is a point on the circle, then
(a) ?PRQ = 90° (b) ?PRQ is a right triangle. (c) PQ = 180° (d) All of these are correct. (e) None of these is correct.
Mathematics