Answer:
its 7.5
Step-by-step explanation:
7.5
lol just use a calculator
(-2,10)
(-1,7)
(0,4)
(1,1)
(2,-2)
(3,-5)
3
3÷2= 1.5
3÷5= 0.60
9÷10= 0.90
1.5+0.60+0.90= 3
-1/2
answer attached: x = 5√2