Question

Resolva as equações incompletas.
a) x2 - 169 = 0 c) x2 – 400 = 0
b) x2 – 225 =0 d) x2-1=0
e) x2 - 729= 0
f) x2 - 12321 = 0​

Answer 1

Resposta:

a)2x-169=0

2x-169=0

2=169

169

x=--------

2