Question

200=100+c² me ajudem a resolver isso por favorrrrrrrrrrrrrr

Answer 1

$200=100+c^2$

$200-100=c^2$


$100=c^2$


$+/- \sqrt{100} =c$

$+/-10=c$

$c=+/-10$

Answer 2

200-100=c²
100=c²
√100=√c
10=c