Question

2x^2(.21)

Answer 1

how is it .84x^2

Answer 2

what

Answer 3

http://www.wolframalpha.com/input/?i=%282x%29%5E2%28.21%29

Answer 4

nvm i figured it out on my own

Answer 5

smh 2^2 = 4 so 4x^2 so 4*.21 then .84x^2

Answer 6

In your original question, 2x^2(.21), you left the () out around the 2x therefore the answer would have been .42x^2 but when you add the () around 2x you get .84x^2.

Answer 7

o