Examples Gallery

Click any example to open it in the graphing calculator. Mix & match — DesmosGraph supports adding many examples to one graph.

Functions & basic curves

Linear function

y = 2x + 1

Parabola

y = x²

Cubic with two extrema

y = x³ − 3x

Quartic (W-shape)

y = x⁴ − 2x² + 1

Reciprocal

y = 1/x

Square root

y = √x

Absolute value

y = |x|

Floor

y = ⌊x⌋

Trigonometry

Sine

y = sin(x)

Cosine

y = cos(x)

Tangent

y = tan(x)

Fourier sawtooth

sin(x)+sin(2x)/2+sin(3x)/3

Damped oscillation

y = e^(−x/4)·cos(2x)

Chirp

y = sin(x²)

Polar curves

4-petal rose

r = 2 cos(2θ)

5-petal rose

r = 3 sin(5θ)

Cardioid

r = 1 + cos(θ)

Limaçon

r = 1 + 2 cos(θ)

Archimedes spiral

r = 0.4·θ

Logarithmic spiral

r = e^(0.1θ)

Lemniscate

r² = 4 cos(2θ)

Conic sections

Circle

x² + y² = 25

Ellipse

x²/9 + y²/4 = 1

Hyperbola

x²/9 − y²/4 = 1

Parabola (sideways)

y² = 4x

Implicit & artistic

Heart curve

(x²+y²−1)³ = x²y³

Trig grid

sin(x) = cos(y)

Folium of Descartes

x³ + y³ = 3xy

Lemniscate of Bernoulli

(x²+y²)² = 2(x²−y²)

Wavy plaid

cos(xy) = sin(x+y)

Inequalities (regions)

Below parabola

y < x²

Above sine

y ≥ sin(x)

Inside V

y < |x|

Animated parameters

Sine wave with amplitude/freq/phase

y = a·sin(bx+c)

Power family

y = xⁿ

Slope-intercept (animate slope)

y = mx + b

Calculus visuals

Function and its derivative

sin(x) and cos(x)

Self-derivative

y = eˣ

Log and its derivative

ln(x), 1/x