World's Most Basic Scientific Calculator...
x =
y =
X + Y = Z
X - Y = Z
X * Y = Z
X ÷ Y = Z
X ÷ Y = Z r A
X
y
= Z
y
√x = Z
y
√x = a√z
x!
Degrees
Radians
sin(x)
sin
-1
(x) = Z
cos(x)
cos
-1
(x) = Z
tan(x)
tan
-1
(x) = Z
z =
Just an FYI, there may be some rounding errors (e.g. 6.123233995736766e-17 when 0 is expected).