Solve the problem.In how many ways can a group of 7 students be selected from 8 students?
A. 56
B. 1
C. 7
D. 8
Answer: D
Mathematics
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Eliminate the parameter of the pair of parametric equations.x = 
, y = 2t + 5
A. y = 2x2 + 5
B. y = 2
- 5, x ? 0
C. y = 2
+ 5, x ? 0
D. y = 2x2 - 5
Mathematics
Provide an appropriate response.
Find the angle between the two tent poles as illustrated if the length of one pole is 6 ft and the length of the other pole is 8 ft.
A. 48.6° B. 36.9° C. 41.1° D. 53.1°
Mathematics
Find the equation of the line passing through the indicated two points. Write the equation in slope-intercept form.
and 
A. y = 
x + 
B. y = 
x - 
C. y = 
x
D. y = 5x + 9
Mathematics
Graph the system of inequalities. Shade the region that represents the solution set.x2 - y? 7x + y< -3
A. 
B. 
C. 
D. 
Mathematics