Question

Scoate factorul comun a .2 ori a +2 ori b +2 ori c .b 5ori x+5 ori y _5 ori z. c 7 ori a 7 ori b+49 .d 3ori x -3 ori y +3.

Answer 1

a. 2*a+2*b+2=2(a+b+1)
b. 5*x+5*y-5*z=5(x+y-z)
c. 7*a+7*b+49=7(a+b+7)
d. 3*x-3*y+3=3(x-y+1)

Answer 2

a) 2×a+2×b+2×c=2×(a+b+c)
b) 5×X+5×Y+5×Z=5×(X+Y+Z)
c) 7×a+7×b+49=7×(a+b+7)
d) 3×X-3×Y+3=3×(X-Y+1)