Question

$(2x + x) {}^{2}$
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Answer 1

resposta:

s= {0 , 4/3}

explicação:

(2x + x ) ²

(2x + x) ( 2x + x)

*o famoso chuveirinho*

2x² + 2x + 2x + x²

3x² + 4x

baskara:

a= 3 b=4 c=0

∆= -b²-4ac

∆= -4² -4. 3 . 0

∆= 16

x= b ± ✓∆ / 2a

x = -4 ± ✓16 / 2x 3

x= -4 ± 4 / 6

x'= -4 + 4 /6

x'=0/6

x'=0

x"= -4-4/6

x"= -8/6

x"= -4/3