Decide whether the given number is a solution of the given equation.Is 7 a solution of x + 4 = 11?
A. yes
B. no
Answer: A
You might also like to view...
Find the function value.Find cos 
, given that sec ? = 4 and 0° < ? < 90°.
A. 
B. 
C. 
D. 
Solve the problem.A lot is in the shape of a right triangle. The shorter leg measures 120 m. The hypotenuse is 40 m longer than the length of the longer leg. How long is the longer leg?
A. 120 m B. 240 m C. 200 m D. 160 m
The graph of a rational function y = f(x) is given below. Use the graph to give the solution set of 
and 
Use set notation for part (a) and interval notation for parts (b) and (c).
A. (a) {0} (b) (-?, 1.4) ? (1.4, ?) (c) (-1.4, 1.4) B. (a) {0,-?, ?} (b) (-?, 0) (c) (0, ?) C. (a) {0} (b) (-?, 0) (c) (0, ?) D. (a) {0} (b) (-?, 0] (c) [0, ?)
Find the slope of the line through the pair of points.(-6, -9) and (-5, 1)
A. 
B. - 2
C. - 
D. 10