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2 years ago

What is the simplest form of (3x+20)²

Mathematics

1 answer:

lozanna [386]2 years ago

4 0

Step-by-step explanation:

(3x+20)² is the same as

(3x+20)(3x+20)

you need to have for different numbers

3x*3x is 9x²

3x*20 is 60x

20*3x is also 60x

20*20 is 400

put it together

9x²+60x+60x+400

simplify to

9x²+120x+400

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