Question

resolva as equações incompletas do 2 grau c=0 sendo u=R a) 4x²=0 b) 7x²=0 c) x²+3x=0 d)5x²-10x=0 e)3x²-6x=0 f)x²-x=0 g)3x²-5x=0 h)9x²-9x=0 i)4x²-x=0 j)8x²-8x=0

Answer 1

a) 4x²=0 x²=4 x=√4 x=2 (eu havia errado antes) kkk