Find the exact value of the logarithmic expression.log8 
A. 2
B. -2
C. 8
D. -8
Answer: B
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Find the derivative.y = 4x2 + 10x + 5x-3
A. 8x - 15x-4 B. 8x + 10 - 15x-4 C. 8x + 10 + 15x-4 D. 4x + 5x-4
Write the series using summation notation.1 + 
+ 
+ 
+ 
+ 
A. 
B. 
C. 
D. 
Pick which graph satisfies the given conditions.Polynomial of degree 4 with two distinct real zeros and a negative leading coefficient.
A. 
B. 
C. 
D. 
Solve the problem.An aircraft going from Atlanta to Savannah on a heading of N 103° E is traveling at a speed of 650 miles per hour. The wind is out of the north at a speed of 21 miles per hour. Find the actual speed and direction of the aircraft.
A. 646 miles per hour; 105° from north B. 648 miles per hour; 105° from north C. 655 miles per hour; 105° from north D. 916 miles per hour; 104° from north