Using A Calculator

Question 1:

\sqrt{5727}

75.67694497005

Question 2:

\sqrt[3]{252.1}

6.3171949844665

Question 3:

\frac{8.91 + 9.31}{7.95 - 4.79}

5.7658227848101

Question 4:

\frac{{7.2}^{3}}{\sqrt{{9.7}^{3} + {3.5}^{2}}}

12.272829468445