Use factoring to solve the equation.20y2 + 41y + 20 = 0
A. 
, - 
B. 
, 
C. - 
, - 
D. - 
, - 
Answer: C
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Rewrite the series using summation notation. Use 1 as the lower limit of summation.22 + 43 + 64 + . . . + 169
A. 
B. 
C. 
D. 
Find percent notation for the number in decimal notation.Attendance this year was 2.615 times greater than last year.
A. 2615% B. 0.02615% C. 26.15% D. 261.5%
A certain test is worth 125 points. How many points (rounded to the nearest point) are needed to obtain a score of 85%? ? __________ points
Fill in the blank(s) with the appropriate word(s).
Solve.The force needed to keep a car from skidding on a curve varies jointly as the weight of the car and the square of the car's speed, and inversely as the radius of the curve. If a force of 
is needed to keep an 
car traveling at 20 mph from skidding on a curve of radius 
what force would be required to keep the same car from skidding on a curve of radius 
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Round your answer to the nearest pound of force.
A. 29,158 pounds
B. 28,620 pounds
C. 28,588 pounds
D. 28,456 pounds