y = mx + b
y − y₁ = m(x − x₁)
Ax + By + C = 0
y = ax² + bx + c
y = a(x − h)² + k
y = a(x − r)(x − s)
y = asin[k(x − d)] + c
Type integers, decimals or fractions like 2/3 and multiples of π like pi/4.
2/3
pi/4
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