Write the number in decimal notation without the use of exponents.-6.11 × 107
A. -61,100,000
B. 61,100,000
C. -611,000,000
D. -6,110,000
Answer: A
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Perform the following operation and write the result in lowest terms. -6
+ 
A. -14
B. -13
C. -13
D. -13
Solve.While traveling at a constant speed in a car, the centrifugal acceleration passengers feel while the car is turning is inversely proportional to the radius of the turn. If the passengers feel an acceleration of 15 feet per second per second when the radius of the turn is 40 feet, find the acceleration the passengers feel when the radius of the turn is 120 feet.
A. 8 feet per second per second B. 5 feet per second per second C. 6 feet per second per second D. 7 feet per second per second
Without solving, determine the character of the solutions of the equation.x2 + 6x + 9 = 0
A. two unequal real solutions B. two complex solutions that are conjugates of each other C. a repeated real solution
Solve the problem.An art teacher knows that for a price of $24 per student, she can enroll 20 students in her pottery class. However, for each decrease of $2 in the price, she can expect 10 more students. What price will maximize her revenue from the class?
A. $34 B. $4 C. $14 D. $19