B, the slope has to equal three, a equals two and b equals three
Answer:
(y² +1)/y
Step-by-step explanation:
Invert the denominator fraction and multiply. Factor the difference of squares.

Pythagorus Theorm
a sqr + b sqr = c sqr
25 sqr + 7 sqr = c sqr
625 + 49 = c sqr
625 + 49 = 674
c = sqr root of 674
c = 25.96 (rounded to 2dp)
Answer:
syuare root 270 to get 16.4 then subtract 6 to get 10.4