Question

(3ₓ²-1/3)-(7x²-4/3) resposta com calculo

Answer 1

$(3 x^{2} - \frac{1}{3} )-(7 x^{2} - \frac{4}{3} )$
$3 x^{2} -7 x^{2} - \frac{1}{3} + \frac{4}{3}$
$-4 x^{2} + \frac{-1+4}{3}$
$-4 x^{2} +1$

Answer 2

(3x²-1/3)-(7x²-4/3)
3x²-7x²+4-1/3
-4x²+1