Question

c) 2x(x+y)
d) 4x (a+b)
e) 2x(x^2-2x+5)
f) (x+5).(x+2)

Answer 1

c)$2 x^{2} +2xy$
d)$4xa+4xb$
e)$2 x^{3}-4 x^{2} +10x$
f)$x^{2} +7x+10$

Espero ter ajudado :)