Answer:
<em>IJ = 82</em>
Step-by-step explanation:
IJ≅IH so they are the same length
IH = 82 = IJ
T
F
The vertex form of a parabola can be written as
where (h, k) are the coordinates of the parabola's vertex. The vertices of the functions are as follows:
a) (3, 5)
b) (-7, 3)
c) (4, 0)
d) (0, -1)
e) (-1, -5)
f) (-1, -5)
10^2x²-3=10^9-x²
by comparison,
2x²-3=9-x²
3x²=12
x²=4
x= 2 or -2