Question

помогите пж буду благодарна

Answer 1

$1)sqrt{0,29+sqrt{0,04} }=sqrt{0,29+sqrt{0,2^2} }=sqrt{0,29+0,2} =sqrt{0,49}=sqrt{0,7^2}=0,7$

$2)sqrt{130-sqrt{81} }=sqrt{130-sqrt{9^2} } =sqrt{130-9}=sqrt{121}=sqrt{11^2}=11$