Law | Example |
---|---|
x1 = x | 61 = 6 |
x0 = 1 | 70 = 1 |
x-1 = 1/x | 4-1 = 1/4 |
xmxn = xm+n | x2x3 = x2+3 = x5 |
xm/xn = xm-n | x6/x2 = x6-2 = x4 |
(xm)n = xmn | (x2)3 = x2×3 = x6 |
(xy)n = xnyn | (xy)3 = x3y3 |
(x/y)n = xn/yn | (x/y)2 = x2 / y2 |
x-n = 1/xn | x-3 = 1/x3 |
And the law about Fractional Exponents: | |
Here's a few more examples of exponents.
Example 1: (5+2)^2
7^2 which is 49
Example 2. 5^-2
1/5^2 which is 1/25
Example 3. 2^2/2^3
2^-1 which is 1/2
Example 4. (3^2)^3
3^6 which is 729
that's about it on exponents. Just remember the laws and you're good to go!
--Carleyyy
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