
Exponents & radicals | Khan Academy
In this unit, we review exponent rules and learn about higher-order roots like the cube root (or 3rd root). We'll learn how to calculate these roots and simplify algebraic expressions with radicals.
Intro to square roots (video) | Radicals | Khan Academy
And now that we know a little bit about exponents, we'll see that the square root symbol or the root symbol or the radical is not so hard to understand. So, let's start with an example.
Intro to cube roots (video) | Radicals | Khan Academy
Now you might be saying, well hey look, you know, you just knew that three to the third power is 27, you took the cube root, you get X, is there any simple way to do this? And like you know if i …
The Second Continental Congress (article) | Khan Academy
There were two main factions represented at the Congress: the conservatives—headed by John Jay of New York and John Dickinson of Pennsylvania—and the radicals, led by John Adams of …
Governing the Revolution (article) | Khan Academy
Conservatives, such as John Jay of New York and John Dickinson of Pennsylvania, still hoped to make peace with Britain. Radicals, including John Adams of Massachusetts and Thomas …
Algebra 1 | Math | Khan Academy
Unit 11: Exponents & radicals Unit mastery: 0% Exponent properties review Radicals Simplifying square roots
Exponents & radicals | Algebra 1 | Math | Khan Academy
Simplifying square roots (variables) Simplifying square-root expressions Simplifying square roots review Exponents & radicals: FAQ Practice Quiz 3 Level up on the above skills and collect up …
Simplifying cube root expressions - Khan Academy
A worked example of simplifying elaborate expressions that contain radicals. In this example, we simplify 5∛ (2x²)⋅3∛ (4x⁴).
Exponents & radicals: FAQ (article) | Khan Academy
A radical is a symbol that we use to write square roots, cube roots, and other roots. For example, 81 is the square root of 81 , or the number we can multiply by itself to get 81 .
Roots, exponents, & scientific notation - Math | Khan Academy
Understanding and solving exponents, radicals, and scientific notation without algebra.