Add the numbers using the number line.-6 + (-9) 
A. -3
B. 15
C. 3
D. -15
Answer: D
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Provide an appropriate response.Consider the graphs of y = cos-1 x and y = sin-1 x. Does it make sense that the derivatives of these functions are opposites? Explain.
What will be an ideal response?
The lengths of the sides of a triangle are given. Determine if the triangle is a right triangle. If it is, identify the hypotenuse.7, 24, 25
A. right triangle; 25 B. not right triangle C. right triangle; 7 D. right triangle; 24
Solve the problem.June wants to work for 10
hours at her part-time job this week. She has already worked 6
hours. How many more hours does she need to work?
A. 3
hours
B. 3 hours
C. 4
hours
D. 2
hours
Solve.10,500 college students were asked to name their favorite sport. Of this group, 
said basketball, 
said soccer, 
said baseball, 
said they had no favorite sport, and the remainder said volleyball. How many named each sport? 
A. Basketball: 3,500 Soccer: 2,100 Baseball: 1,800 Volleyball: 2,575 None: 525 B. Basketball: 3,500 Soccer: 2,100 Baseball: 1,750 Volleyball: 2,635 None: 515 C. Basketball: 3,500 Soccer: 2,100 Baseball: 1,750 Volleyball: 2,625 None: 525 D. Basketball: 3,500 Soccer: 2,050 Baseball: 1,750 Volleyball: 2,675 None: 525