9.

Q: Use the ratio test to determine whether the series is convergent or divergent.

A: To solve the following

Q: 4" 2.

A:

Q: {(r,y) € R? : r- 2<y<r,-1<r< 2}

A: Now, we need to find the center of mass of the above figure.

Q: 1 Σ n%3D1 n

A: The given series is ∑n=1∞1n-1n2n To find: Find convergence or divergence of the series.

Q: Use the ratio testor the root test to determine whether the series converges or diverges.

A:

Q: Find the interval of convergence of (x - 15)2n+1 6n + 1 00 Σ n=15 (Use symbolic notation and…

A:

Q: 1-

A:

Q: Determine which test and determine if the series converges or diverges

A:

Q: 28 85 K=I 5ks+ 8K²³-9 tk

A:

Q: 2+ In n n sin? n 2 n=1 8.

A:

Q: Use ratio test to determine if the series is absolutely convergent or not.

A: Given a complex power series  ∑n=0∞-1n1+i2n2n!. By using ratio test we need to determine given…

Q: k(-3)* 4k-1 기 1+3* 2k 00 k+1 k In(k) k=2

A: