Qual é a raiz quadrada de (16 / 25)?
Responda:
#+-4/5#
Explicação:
#"note that 16 and 25 are both perfect squares"#
#rArrsqrt(16/25)=+-sqrt16/sqrt25larrcolor(blue)"note plus or minus"#
#rArrsqrt(16/25)=+-4/5#
#+-4/5#
#"note that 16 and 25 are both perfect squares"#
#rArrsqrt(16/25)=+-sqrt16/sqrt25larrcolor(blue)"note plus or minus"#
#rArrsqrt(16/25)=+-4/5#