The answer is -271/4x + 681/2
It's a geometric sequence.

It's the sum for term 4 through term 15.
Answer:
<em>LCM</em><em> </em><em>of</em><em> </em><em>12</em><em> </em><em>and</em><em> </em><em>10</em><em>=</em><em> </em><em>60</em>
<em>hope</em><em> </em><em>this helps</em><em> </em><em><</em><em>3</em>
Answer:
B
Step-by-step explanation:
Cube root of 27 is 3, which is in integer
Answer:
6
Step-by-step explanation:
Given that f(3), x=3.
Since f(x) = 2x, we plug in 3 for x, and get 2 times 3. Therefore, the answer comes out to 6.