Question

(-10 m³) - (-6 m³)=
(a - b) - (a + b)=
(-x²+2xy-y²) - ( x²+2xy-y²)=
(150°25'15") - (67°8'7")=​

Answer 1

Respuesta:

(-10 m³) - (-6 m³)= -4$m^{3}$

(a - b) - (a + b)= -2b

(-x²+2xy-y²) - ( x²+2xy-y²)= -2$x^{2}$

(150°25'15") - (67°8'7")=​ nose esta

Explicación paso a paso: