The expression for the speed of blood through an artery of radius 
at a distance d from the artery wall is given by 
. Factor and simplify this expression.
A. 
B. 
C. 
D. 
E. 
Answer: E
Mathematics
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Solve the problem.The daily cost of producing a new battery for a laptop is given by 
where 
cost and N = average number produced per day. Find the daily cost if N = 360.
A. $54,375 B. $28,348 C. $57,659 D. $55,996
Mathematics
Solve the equation graphically. Check your answer.x2 + 15x = 0
A. 0, -15
B. -1, 0
C. 0, 15
D. 0
Mathematics
Solve the system for all real solutions, using any suitable method.
?
What will be an ideal response?
Mathematics
Use a grapher to find the vertex, rounding to the nearest hundredth when necessary.f(x) = -0.5x2 - 1.7x - 1.8
A. (-1.7, -1.8) B. (-1.7, -0.35) C. (-1.7, 0.35) D. (1.7, -0.35)
Mathematics