We can use the difference of two squares, which is:
x^2 + y^2 = (x-y)(x+y)
So,
(9m-7)(9m+7)
Hope this helps!
Answer:
they are multiplied by 9 on bottom
Step-by-step explanation:
Answer:
No
Step-by-step explanation:
The closest to that is
32. 47. 56.86
56.86 is not 57, so it is not a pythagorean triple
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To find c you use cosine or adjacent/hypotenuse. To set up your equation it’ll look like h=16/cos(21). h=hypotenuse which is what your solving for. You should get 17.1383199. I’m not sure what your supposed round to so I gave the full answer.