Answer:
See below in bold.
Step-by-step explanation:
√(16 * 49)
= √16 *√49
= 4*7 = 28.
√(225 : 9)
= √225 : √9
= 15:3.
√(0.81) = 0.9.
√(441/25)
= √441/√25
= 21/5.
√(7056 : 36*9
= 84: 6*3
= 84:18
= 14:3
√(5^2 * 2^2)
= 5 * 2
= 10.
