Answer: 
Step-by-step explanation:
1. use the distance formula!

2. then using the distance formula with (2, 7) and (-6, -2) you get...




is the simplest radical form
:D
Answer:
1
Step-by-step explanation:
Answer:
y = -4/3 x=-1/3
Step-by-step explanation:
y = x2 + 2x – 3 and y = x – 1
y= (y + 1)2 + 2(y + 1) - 3 and x= y+ 1
y= 2y + 2 + 2y +2 and x= y+ 1
-3y = 4 and x= y+ 1
y = -4/3 and x = (-4/3) + 1 = -1/3
x2 is x squared or x multiplied by two
Answer:
81
Step-by-step explanation:
All you have to do is times 9*9=81