√16 x √8 = 4 x 2√2 = 8√2 in radical form or as a decimal = ±11.3137085
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4 times 16 is 64 and its square root is 8
If you mean the square root of (4 x 16) the answer is 8 or -8. If you mean (the square root of 4) x 16, the answer is 32 or -32.
8 times the square root of three or 13.85640646055101834821957073204697893554244203048304502...
24, because the square root of eight times the square root of eight, is eight. the square root of any number, squared, is the original number. then 8 times 3 is 24
+ Square root of 64 divided by square root of 16= 8/4=2. 2+5=7.7 squared 7 times is 823,534. 823,534 - 19=823,524.So the answer is 823,524.