How do you solve: the square root of 864x^2?

Question

anonymous · Answer

u square root 864 on your calculator, and as for X^2 it goes to X

anonymous · Answer

Please show step by step.

anonymous · Answer

k well u cant really show step by step
its just plugging into your calculator or using guess and check

anonymous · Answer

and express answer in lowest radical form with no decimal

anonymous · Answer

the answer is $$12x \sqrt{6}$$

anonymous · Answer

$$\sqrt{9*16*6*x^2}=3*4*x \sqrt{6}=12x \sqrt{6}$$

anonymous · Answer

probably should know that 
$$864=2^5\times 3^3$$ then 
$$\sqrt{2^5\times 3^3\times x^2}=2^2\times 3\times x\times \sqrt{2\times 3}$$

anonymous · Answer

math! ur online! wanna chat? im so bored.

anonymous · Answer

well i got 12xsqrt6. cuz sqrt x^2 is x, and u can pull out a 16 and a 9 from 864. sqrt of 16 is 4, sqrt9 is 3.ur left with 6 in the sqrt. so 12xsqrt6