Prove that 
and 
are equivalent by showing that they represent the same vector.R = (-8, -6), S = (-7, -14), O = (2, 7), and P = (-13, -1)
A. Yes
B. No
Answer: B
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Simplify.(x5)-3
A. x8
B. 
C. x15
D. 
Solve the application problem.Two trucks leave Rainmaker Sprinkling Systems at the same time. One truck moves due west at 
whereas the other truck moves due south at 44 mph. How long does it take before the trucks are 385 miles apart?
A. 7 hr B. 8 hr C. 6 hr D. 10 hr
Solve the problem.The pH of a solution ranges from 0 to 14. An acid has a pH less than 7. Pure water is neutral and has a pH of 7. The pH of a solution is given by 
where H+ represents the concentration of the hydrogen ions in the solution in moles per liter. Find the pH if the hydrogen ion concentration is 
A. 5.92 B. 6.92 C. 6.08 D. 5.08
Solve the given equation for the indicated variable.A = 5?a2 for a
A. a = 
B. a = 
C. a = 
D. a = 