Use the graph of the function to estimate the x-intercepts.y = x2 - x - 6
A. x = -2, x = 3
B. x = -3, x = 2
C. x = -1, x = -6
D. x = -3, x = -2
Answer: A
Mathematics
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Solve for x. Check your answers.x - 18 = 15
A. x = -3 B. x = 33 C. x = -270 D. x = -33
Mathematics
Graph the function.y = -cos ?x
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression. Assume that all variables represent nonnegative real numbers.-10
- 10
+ 2
A. -950
B. -142
C. 950
D. -10
Mathematics
First estimate the answer. Then add or subtract to find the exact answer. Write answer as a mixed number.
A. Estimate: 8; Exact: 
B. Estimate: 8; Exact: 
C. Estimate: 9; Exact: 
D. Estimate: 9; Exact: 
Mathematics