Answer:
(20+5)×10
Step-by-step explanation:
Pemdas said that brackets is first
so 20+5 is solved first
then it's multiplication or devision in this case multiplication is here
20+5=25
25×10=250
Answer:
it would take him 63.55.minutes or 1 hour 3 minutes so it would take him a about to a bit more than an hour
Answer:
Step-by-step explanation:
![(4\sqrt{81})^{6} = (4*\sqrt{9*9} )^{6}\\\\=(4*9)^{6}\\\\=(2^{2}*3^{2})^{6}\\\\=[(2*3)^{2}]^{6}\\\\=(6)^{2*6}\\\\=6^{12}](https://tex.z-dn.net/?f=%284%5Csqrt%7B81%7D%29%5E%7B6%7D%20%20%3D%20%284%2A%5Csqrt%7B9%2A9%7D%20%29%5E%7B6%7D%5C%5C%5C%5C%3D%284%2A9%29%5E%7B6%7D%5C%5C%5C%5C%3D%282%5E%7B2%7D%2A3%5E%7B2%7D%29%5E%7B6%7D%5C%5C%5C%5C%3D%5B%282%2A3%29%5E%7B2%7D%5D%5E%7B6%7D%5C%5C%5C%5C%3D%286%29%5E%7B2%2A6%7D%5C%5C%5C%5C%3D6%5E%7B12%7D)
Exponent Laws:

Answer:
0.66667
Step-by-step explanation:
To find length values, multiply the base length by 3.281
Answer:
(-3,6)
Step-by-step explanation:
There's a formula for this, but it's just reflecting it across the y-axis.
Hope this helped! :)