The range of function y = x ^ 2-2x + 2, X ∈ [2,7] is

The range of function y = x ^ 2-2x + 2, X ∈ [2,7] is

y=x²-2x+2
=(x-1)²+1
When x ∈ [2,7]
ymin=1²+1=2
ymax=6²+1=37
So the range is [2,37]