Question

Efectuati:
a)$[ \frac{x(x+y)}{x-y} ]^2$
b)$( \frac{x^2a}{y^5b^3} )^3$
c)$[ \frac{2(x-1)}{3a+b} ]^2$
Ajutor rapid

Answer 1

a) $\frac{ x^{2} (x+y) ^{2} }{(x-y) ^{2} }$

b) $\frac{ x^{6} a^{3} }{y ^{15}b ^{9} }$

c)$\frac{4(x-1) ^{2} }{9a ^{2} + 6ab + b ^{2} }$

:)