Cosine again. Yay.
Put 36 into a fancy calculator with one of those cos() things. You get about 0.81.
So that's the ratio between x and 10.
So basically x/10 = 0.81, or 0.81 * 10 = x.
8.1 = x
Answer:
X = 3
Y = all real numbers
Step-by-step explanation:
x is the input
y is the output
The equation would be x = 3
If

then we also have

Pairing up the terms, we can find that


consists of
terms, so there are
copies of
in the sum
. Then we find an immediate closed form for the sum:

Answer:

Step-by-step explanation:
It's easy you are
kid♂️♂️♂️