Answer:
Hey!
Your answer is 14m (2sf)
Step-by-step explanation:
<u>WE HAVE TO USE PYTHAGORAS!</u> ⇒ a²+b²=c² THEN √c = (unknown side)
Here: 12² + 8²= 208
Now SQUARE-ROOT 208! ⇒ √208
ANSWER: 14.42220510185596
The answers there are rounded up so we round this number to get 14m!
B IS YOUR OPTION!
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I HOPE THIS HELPED YOU!</u></h2>
Rewrite the root expressions as fractional exponents:
![\dfrac{\sqrt[3]{7}}{\sqrt[5]{7}} = \dfrac{7^{1/3}}{7^{1/5}}](https://tex.z-dn.net/?f=%5Cdfrac%7B%5Csqrt%5B3%5D%7B7%7D%7D%7B%5Csqrt%5B5%5D%7B7%7D%7D%20%3D%20%5Cdfrac%7B7%5E%7B1%2F3%7D%7D%7B7%5E%7B1%2F5%7D%7D)
Recall that
, so that

Simplify the exponent:

Then you end up with
![\dfrac{\sqrt[3]{7}}{\sqrt[5]{7}} = 7^{2/15}](https://tex.z-dn.net/?f=%5Cdfrac%7B%5Csqrt%5B3%5D%7B7%7D%7D%7B%5Csqrt%5B5%5D%7B7%7D%7D%20%3D%207%5E%7B2%2F15%7D)
Answer:
No solution
Step-by-step explanation:
10+2x=2x+8
2x=2x-2
0≠-2
Answer:
89,680,000
Step-by-step explanation:
236,000×20=4,720,000×19=89,680,000