Solve.
(r + 6) = 
(r + 8)
A. {-12}
B. {-4}
C. {4}
D. {3}
Answer: B
You might also like to view...
Shade the region that represents the set described.A' ? B'
A. 
B. 
C. 
D. 
Provide an appropriate response.In right triangle ABC with right angle C, find the indicated part. Round to the nearest 0.1°. Find A if a = 7 m and c = 10 m.
Fill in the blank(s) with the appropriate word(s).
Let z vary jointly with x and y. Find the constant of variation k. Then, use 
to find z when x = 5 and y = 7.z = 69,020 when x = 58 and y = 119
A. k = 10; z = 120
B. k = 
; z = 120
C. k = 
; z = 350
D. k = 10; z = 350
Use a graphing calculator to graph the function using the given viewing window. Use the graph to decide if the function is one-to-one. If the function is one-to-one, give the equation of the inverse function.f(x) = 
; [-10, 10] by [-10, 10]
A. one-to-one; f-1(x) = 
B. one-to-one; f-1(x) = 
C. one-to-one; f-1(x) = 
D. not one-to-one