y=7x^6-80x^15
y=8x^7+18x^5-2x
y=3x√x+ x^3+1/2√x
y=2x^3-3/x^2
y=42x^2-6x+7/x^2
y=2x-9
y=4x^3+12x^2/(2x+4)^2
y=8+3x/√x
y=7x^6-80x^15
y=8x^7+18x^5-2x
y=3x√x+ x^3+1/2√x
y=2x^3-3/x^2
y=42x^2-6x+7/x^2
y=2x-9
y=4x^3+12x^2/(2x+4)^2
y=8+3x/√x