Question

HELP PLEASE ALSO SHOW YOUR WORK SO I CAN UNDERSTAND IT!!!!!!! ASAP ASAP

Answer 1

4. $\sqrt{1625}$
    $\sqrt{25 * 65}$
    $\sqrt{25}\sqrt{65}$
    $5\sqrt{65}$
    $5(8.06)$
    $40.3$
Between 40 and 41

5.$(2x^{5}y^{2})^{3} = 8x^{15}y^{6}$

6.$\frac{5^{5} * 4^{2} * 2^{3}}{5^{4} * 4^{4} * 2^{3}} = \frac{5 * 1}{4^{2} * 1} = \frac{5}{16 * 1} =\frac{5}{16}$