Сравни с нулём и выбери верные знаки

a)

\(5^{50}\gt 0\) ,

\((-5)^{50}\) [ \(\gt\) | \(\lt\) | \(=\) ] \(0\) ,

\(-(-5)^{50}\) [ \(\gt\) | \(\lt\) | \(=\) ] \(0\) ,

\(-5^{50}\) [ \(\gt\) | \(\lt\) | \(=\) ] \(0\) ;

б)

\(7^{55}\) [ \(\gt\) | \(\lt\) | \(=\) ] \(0\) ,

\((-7)^{55}\) [ \(\gt\) | \(\lt\) | \(=\) ] \(0\) ,

\(-(-7)^{55}\) [ \(\gt\) | \(\lt\) | \(=\) ] \(0\) ,

\(-7^{55}\) [ \(\gt\) | \(\lt\) | \(=\) ] \(0\) ;

в)

\(0^{50}\) [ \(\gt\) | \(\lt\) | \(=\) ] \(0\) ,

\((-1)^{50}\) [ \(\gt\) | \(\lt\) | \(=\) ] \(0\) ,

\(-1^{50}\) [ \(\gt\) | \(\lt\) | \(=\) ] \(0\) ,

\((-1)^{55}\) [ \(\gt\) | \(\lt\) | \(=\) ] \(0\) .