find the x- and y-intercept of the line. 5x – 4y = 40 a. x-intercept is –4; y-intercept is 5. b. x-intercept is –10; y-intercept
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The two colors can be chosen in 3 different ways.
<h3>In how many ways can we choose two colors?</h3>
If we have a set of N elements, the number of different sets of K elements (such that the order of the K elements does not matter) is:
In this case, we have 3 colors, so N=3, and we want to choose 2, then K=2.
Replacing that we get:
The two colors can be chosen in 3 different ways.
If you want to learn more about combinations:
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