Decide whether the relation is a function.{(-4, -1), (-1, 4), (2, 6), (2, 2)}
A. Function
B. Not a function
Answer: B
Mathematics
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Use a trigonometric substitution to evaluate the integral.
A. 
sec-1
+ C
B. 
sin-1 
+ C
C. sin-1 
+ C
D. 7sec-1 x + C
Mathematics
Find fraction notation and simplify.31.
%
A. 
B. 
C. 
D. 
Mathematics
Compute the division. Express your answer in simplest form.12 ÷ 1
A. 9
B. 8
C. 7
D. 6
Mathematics
Graph. Label any intercepts and determine the slope of the line. If the slope is undefined, state this.y = 7
A. y-intercept: (0, 7), m: 0
B. y-intercept: (0, 0), m: 7
C. y-intercept: (0, 0), m: 
D. y-intercept: (7, 0), m: undefined
Mathematics