The function is undefinded if the denominator, x-5, equals 0.
So
![x-5 \neq 0 \\ x \neq 5](https://tex.z-dn.net/?f=x-5%20%5Cneq%200%20%5C%5C%20%0Ax%20%5Cneq%205)
.
The domain is
![x \neq 5](https://tex.z-dn.net/?f=x%20%5Cneq%205)
.
In interval notation, this is (-infinity, 5) u (5, infinity).
D. 38
3+5=8
8+6=14
14+7=21
21+8=29
29+9=38
Hi,
<span><span><span><span>4n</span>+3</span>+<span>2c</span></span>+4</span><span>=<span><span><span>(<span>2c</span>)</span>+<span>(<span>4n</span>)</span></span>+<span>(<span>3+4</span>)</span></span></span><span>=<span><span><span>2c</span>+<span>4n</span></span>+7</span></span>Hope this helps you.