Choose the best answer.You might go ice skating if the outside temperature is about
A. -1° C.
B. -41° C.
C. 11° C.
D. 21° C.
Answer: A
Mathematics
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Find the difference. Write the difference in lowest terms.
- 
A. 
B. 
C. 
D. 
Mathematics
Find all solutions to the equation. Express your answer in degrees.sec2 t + 2 tan t = 0
A. 135° + 180°? n B. 45° + 180°? n C. 45° + 360°? n D. 135° + 90°? n
Mathematics
Use the distributive property to multiply the given expressions.(a + 2)7
A. 7a + 2 B. a + 14 C. 14a D. 7a + 14
Mathematics
Find the domain of the function.f(x) = x2 + 2
A. {x|x > -2}, or (-2, ?) B. {x|x ? -2}, or [-2, ?) C. {x|x ? -2}, or (-?, -2) ? (-2, ?) D. all real numbers, or (-?, ?)
Mathematics