Given that Force 1 = 70 pounds and Force 2 = 120 pounds, find the angle between the forces if the magnitude of the resultant force is 90 pounds. Round answer to the nearest degree.
A) 60°
B) 40°
C) 53°
D) 45°
E) 48°
D) 45°
Mathematics
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Solve the problem.A retailer finds that total cost per day is given by c = 25
+ 64 dollars, where c is cost and n is the number of units sold. What is c when 9 units are sold?
A. $139 B. $289 C. $23 D. $83
Mathematics
Graph the system of linear inequalities and indicate the solution set.2x + y ? 4 y - 1 ? 0
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Find the tangent to y = cot x at x = 
.
A. y = 2x + 1
B. y = -2x + 
+ 1
C. y = -2x + 
D. y = 2x - 
+ 1
Mathematics
Graph the equation.y = 2 
A. 
B. 
C. 
D. 
Mathematics