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3 votes
Multiply and put in simplest form:

2x(4x+5) ANSWER= 8x^2+10x

Why is 8x squared?

User Mpowroznik
by
9.1k points

1 Answer

4 votes
Because you're multiplying
2x by
4x.
2*4 is
8,
x*x is
x^2[tex], and [tex]8*x^2 is
8^2. Since you're multiplying them all together, it doesn't matter what order you multiply them in. For example,
2*x=2x,
x*4=4x, and [2x*4x=8x^2[/tex] (but that's just the same.)

Hope that helps! :)


User David SK
by
8.3k points

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