ddx{33√x−44√x}=
x-1/3+x-5/4
x-2/3+x-5/4
x-2/3+x-3/4
x-1/3+x-3/4
usddxxn=nxn−1
If 5x−3 ≤ 5+3x ≤ 4x+2, express it as a≤x≤b.