Express as a single logarithm.28 log7
+ log7(28x6) - log7 28
A. log7 x10/7
B. log7 x10
C. log7 x13/4
D. log7 x11/6
Answer: B
Mathematics
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Evaluate the integral.
A. 
+ C
B. 
+ C
C. 
+ C
D. 
+ C
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Find the exact value by using a half-angle identity.cos 165°
A. 
B. - 
C. 
D. - 
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Solve.An arrow is fired into the air with an initial velocity of 96 feet per second. The height in feet of the arrow t seconds after it was shot into the air is given by the function 
Find the maximum height of the arrow.
A. 240 ft B. 48 ft C. 432 ft D. 144 ft
Mathematics
Write the following as an equation, using x for the unknown number. Then solve.If 5 times a number is added to -6, the result is equal to 11 times the number. Find the number.
A. 5x + (-6) = 11x; -1 B. 4x + (-6) = 11x; 1 C. 16x - 11x = 6; 1 D. 11(5x - 6) = -6; -1
Mathematics