Meet Vi Hart, our charming host. Vi is a self-labeled "mathematical musician", who burns paper instruments, cuts food into mathematical shapes, twists balloons into mathematical models, and makes mathematical music with candy buttons.
In other words, she's awesome.
Just updated your iPhone to iOS 18? You'll find a ton of hot new features for some of your most-used Apple apps. Dive in and see for yourself:
How To:
Use ">" (greater than) and "<" (less than) symbols
How To:
Subtract a mixed number from a proper fraction in basic math
How To:
Multiply & Divide Numbers (Basic Elementary Math)
How To:
Find the area of an oblique triangle using formulas
How To:
Find a number given Its percent
How To:
Find the horizontal asymptotes of rational functions
How To:
Find the slope from a set of points
How To:
Find the area & perimeter of triangles & squares
How To:
Find the slope of a line given 2 points with fractions
How To:
Find extra points for a parabola (quadractic equation)
How To:
Find the Slope Given 2 Ordered Pairs
How To:
Write a sum/difference of logarithms as a logarithm
How To:
Find the perimeter & area of a complex figure
How To:
Determine if you have a function
How To:
Evaluate logarithms using a calculator TI-83
How To:
Divide small numbers by big numbers
How To:
Find and sketch the domain of a multivariable function
How To:
Calculate Faster Than a Calculator
How To:
Find the surface area of a cone without slant height
How To:
Find a missing angle outside of a triangle
How To:
Use ">" (greater than) and "<" (less than) symbols
How To:
Subtract a mixed number from a proper fraction in basic math
How To:
Multiply & Divide Numbers (Basic Elementary Math)
How To:
Find the area of an oblique triangle using formulas
How To:
Find a number given Its percent
How To:
Find the horizontal asymptotes of rational functions
How To:
Find the slope from a set of points
How To:
Find the area & perimeter of triangles & squares
How To:
Find the slope of a line given 2 points with fractions
How To:
Find extra points for a parabola (quadractic equation)
How To:
Find the Slope Given 2 Ordered Pairs
How To:
Write a sum/difference of logarithms as a logarithm
How To:
Determine if you have a function
How To:
Find and sketch the domain of a multivariable function
How To:
Evaluate logarithms using a calculator TI-83
How To:
Divide small numbers by big numbers
How To:
Find the perimeter & area of a complex figure
How To:
Find the surface area of a cone without slant height
How To:
Calculate Faster Than a Calculator
How To:
Simplify a radical expression including variables
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