Question

B-(2x elevado a 2 -9x+2)+(3x elevado a 2+7 x-1)
C-(5x elevado a 2+5x-8)+(-2x elevado a 2+3x-2)
D-(3x-6y+4)+(4x+2y-2)
E-(5x elevado a 2-7x+2)-(2x elevado a 2+7x-1)

Answer 1

27+67_45/19-21_45+57_32