Answer:

Step-by-step explanation:
, substitute
to x
=
or 3.75
=
= 
The answer is 3 of each. 3X7=21; 14X3=42, and 42+21= 63.
Answer:
D) exponents are in decreasing order
Step-by-step explanation:
Answer:
{- 1, 0, 4 }
Step-by-step explanation:
the range is the y- coordinates of the plotted points
the coordinates of the points are
(- 4, - 1 ) , (1, 0 ) , (1, 4 ) with y- coordinates - 1, 0, 4
then range is { - 1, 0, 4 }