Answer:
0.35
Step-by-step explanation:
Answer:
c
Step-by-step explanation:
Given that:

since cos (kπ) = 
Then, the series can be expressed as:

In the sum of an alternating series, the best bound on the remainder for the approximation is related to its
term.
∴




Answer:
D
Step-by-step explanation:
(7^-2)*(7^6)=7^-2+6
......since the base 7 is the same, when u multiply them, you should add the exponents and keep 7 as it is. That will be 7^4, which in equivalent to ans D(7^2)^2.
Answer:
6
Step-by-step explanation:
The area of each of the squares is 3. There's 2 so it's 6.
Answer:
I believe its x + 2
Step-by-step explanation: hope this helped !