Question

me ajudem pfvrrrrrrrrrr​

Answer 1

01- a) $4^{2} +2*4x+ x^{2} \\16+8x+x^{2} \\x^{2} +8x+16$

b) $10^{2} +2*10*3x+(3x)^{2} \\100+60x+9x^{2} \\9x^{2} +60x+100$

c) $(7a)^{2}-2*7ab+b^{2}\\ 49a^{2} -14ab+b^{2}$

d) $x^{2} -2xy+y^{2}$

02- b

03- a) $f(x)=x^{2} -y^{2}$

b) $f(x)= 4x^{4} -25y^{2}$

Espero ter ajudado :)