Determine whether the relation is also a function.{(-8, -7), (-8, 9), (1, -6), (5, -4), (7, 5)}
A. yes
B. no
Answer: B
Mathematics
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Solve the problem.An object is thrown upward from the top of a 
building with an initial velocity of 48 feet per second. The height h of the object after t seconds is given by the quadratic equation 
When will the object hit the ground?
A. 2 sec B. 5 sec C. -2 sec D. 160 sec
Mathematics
Provide an appropriate response.When two linear equations are solved for y and the slopes are different and the y-intercepts are different, the lines 
A. Parallel B. Intersecting C. One Graph
Mathematics
Find all values of the variable for which the rational expression is undefined.
A. -9 B. 19 C. 0 D. 9
Mathematics
Find the distance between the given points.(7, -4); (3, -2)
A. 6
B. 12
C. 12
D. 2
Mathematics