Find the unknown number in the proportion. Write your answer as a whole number or a mixed number if possible.
= 
A. 1
B. 
C. 7
D. 
Answer: C
Mathematics
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Find the function value to four decimal places.Find sin ? when cos ? = 0.9394 and tan ? > 0.
A. 0.3429 B. 2.9163 C. 0.3650 D. 2.7395
Mathematics
Write as a single interval.(-?, 5) ? (2, ?)
A. ? B. (2, 5) C. (2, ?) D. (-?, ?)
Mathematics
Find a polynomial equation with real coefficients that has the given roots.-3i, 
A. x4 + 6x2 + 54 = 0 B. x4 + 3x2 - 54 = 0 C. x4 - 3x2 - 54 = 0 D. x4 - 6x2 + 54 = 0
Mathematics
Find how many feet a brick will travel during the sixth second of its fall. ? (The equation s = 16t2 represents the distance s (in feet) that an object will fall in t seconds.) ? Enter your answer as a number without the units.
Fill in the blank(s) with the appropriate word(s).
Mathematics