Solve the equation.x(5x + 13) = 6
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Solve the problem.For a car traveling at x mph, stopping distance is estimated by the formula D = 
x2 + 
x. Find a (maximum) safe speed for a stopping distance of 580 feet. Round your answer to the nearest mph.
A. 58 mph B. 62 mph C. 67 mph D. 70 mph
Mathematics
Provide an appropriate response. If a gas pipe is 42 feet long and weighs 85 pounds, how much does each foot of the pipe weigh?
A. 0.49 pounds B. 2.02 pounds C. 3,570 pounds D. 43 pounds
Mathematics
Write the function using function notation. Let x be the independent variable and y be the dependent variable. Use the letter f to name the function.
= 
A. f(x) = 4x2 + 3
B. f(x) = x + 
C. f(x) = x2
D. f(x) = x2 + 
Mathematics
Simplify.
A. 
B. 
C. 
D. - 
Mathematics