2 1/3 + (-1 2/3)
2 1/3 - 1 2/3
7/3 - 5/3
2/3
Hope it helps
1/12. There are 12 possibilities, and only one number under 2.
A right triangle has at least one angle that is a right angle (90 degrees)
50,57,79 none are 90 degrees
The triangle is not a right triangle
Answer:
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Step-by-step explanation:
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A function is a process or a relation that associates each element x of a set X to a single element y of another set Y.
A. The equation 
represents vertical line. This is not a function, because one element x=5 is associated to all (not one) elements of 
B. The equation 
represents parabola that goes in positive x-direction. This is not a function, because each 
is associated to two different y. For examlpe, when x=10, then 
C. The equation 
represents parabola that goes in positive y-direction. This is the function, because for each x is associated only one y.
D. The equation 
represents hyperbola. This is not a function, because for one x there are two different possible y.
Answer: correct choice is C
