Solve the equation.x2 + 3x - 70 = 0
A. -10, 7
B. -10, 1
C. 10, 7
D. 10, -7
Answer: A
Mathematics
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Solve the problem.The price p (in dollars) and the quantity x sold of a certain product obey the demand equation p = -20x + 560, 0 ? x ? 28.What price should the company charge to maximize revenue?
A. $21 B. $14 C. $7 D. $16.8
Mathematics
Solve the problem.A woman has $1.70 in dimes and nickels. She has 2 more dimes than nickels. How many nickels does she have?
A. 14 nickels B. 12 nickels C. 10 nickels D. 8 nickels
Mathematics
Factor the binomial that is a difference of squares. If prime, so state.25y4 - 64
A. (5y2 + 8)(5y2 - 8) B. (5y2 + 8)2 C. prime D. (5y2 - 8)2
Mathematics
Write the equation of the line using the information given about its graph.Slope - 
, y-intercept 3
A. y = 
x - 3
B. y = - 
x + 3
C. y = - 
x - 3
D. y = 
x + 3
Mathematics