Simplify. ?  ? 

A.
B.
C.
D.


Answer: D

Mathematics

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Match the inequality with a graph.-x > y

A.

B.

C.

D.

Mathematics

Solve the problem.A drug company establishes that the most effective dose of a new drug relates to body weight as shown below. Let body weight be the independent variable and drug dosage be the dependent variable. Use a graphing utility to draw a scatter diagram and to find the line of best fit. What is the most effective dosage for a person weighing 140 pounds? 

A. 13.07 mg B. 14.5 mg C. 14.64 mg D. 18.74 mg

Mathematics

Find the area of the parallelogram with vertices P1, P2, P3, and P4.P1 = (7, -5, 5), P2 = (4, 7, -5),  ,  

A.
B.
C.
D.

Mathematics

Solve the equation.2 -  = 6

A. x = ±4 B. x = -8 C. x = -4 D. The equation is a contradiction.

Mathematics