Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
29201	Find the 14th Term	1 , 2 , 4 , 8 , 16 , 32 , 64 , 128 , 256 , 512 , 1024 , 2048 , 4096	$1$ , $2$ , $4$ , $8$ , $16$ , $32$ , $64$ , $128$ , $256$ , $512$ , $1024$ , $2048$ , $4096$
29202	Evaluate the Summation	sum from 4 to 5 of 6	$\sum_{4}^{5} 6$
29203	Evaluate the Summation	sum from 1 to 8 of -0.3+(n-1)	$\sum_{1}^{8} - 0.3 + (n - 1)$
29204	Evaluate the Summation	sum from 2 to 3 of 6	$\sum_{2}^{3} 6$
29205	Evaluate the Summation	sum from n=0 to infinity of 1/(9^n)	$\sum_{n = 0}^{\infty} \frac{1}{9^{n}}$
29206	Evaluate the Summation	sum from n=1 to 32 of 2n+8	$\sum_{n = 1}^{32} 2 n + 8$
29207	Evaluate the Summation	sum from i=0 to 100 of 3i-5	$\sum_{i = 0}^{100} 3 i - 5$
29208	Evaluate the Summation	sum from 1 to 30 of (i-1)^2	$\sum_{1}^{30} {(i - 1)}^{2}$
29209	Evaluate the Summation	sum from 1 to 40 of 2x+3	$\sum_{1}^{40} 2 x + 3$
29210	Evaluate the Summation	sum from 1 to 8 of n/(n^3+2)	$\sum_{1}^{8} \frac{n}{n^{3} + 2}$
29211	Evaluate the Summation	sum from 1 to 8 of 700(1.09)^(-k)	$\sum_{1}^{8} 700 {(1.09)}^{- k}$
29212	Evaluate the Summation	sum from i=1 to 15 of i(i-1)^2	$\sum_{i = 1}^{15} i {(i - 1)}^{2}$
29213	Evaluate the Summation	sum from i=1 to 20 of i^2	$\sum_{i = 1}^{20} i^{2}$
29214	Evaluate the Summation	sum from i=1 to 20 of i	$\sum_{i = 1}^{20} i$
29215	Evaluate the Summation	sum from i=1 to 10 of 5*2^i	$\sum_{i = 1}^{10} 5 \cdot 2^{i}$
29216	Evaluate the Summation	sum from i=1 to 10 of 4*1.1^i	$\sum_{i = 1}^{10} 4 {(1.1)}^{i}$
29217	Evaluate the Summation	sum from i=0 to 3 of 6+9i	$\sum_{i = 0}^{3} 6 + 9 i$
29218	Evaluate the Summation	sum from i=0 to 3 of sum from j=0 to 2 of 3i+2j	$\sum_{i = 0}^{3} \sum_{j = 0}^{2} 3 i + 2 j$
29219	Evaluate the Summation	sum from i=1 to 11 of 7*2^i	$\sum_{i = 1}^{11} 7 \cdot 2^{i}$
29220	Evaluate the Summation	sum from i=1 to 12 of 4i-5	$\sum_{i = 1}^{12} 4 i - 5$
29221	Evaluate the Summation	sum from i=1 to 11 of 3*2^i	$\sum_{i = 1}^{11} 3 \cdot 2^{i}$
29222	Evaluate the Summation	sum from i=1 to 12 of 8*2^i	$\sum_{i = 1}^{12} 8 \cdot 2^{i}$
29223	Evaluate the Summation	sum from i=1 to 13 of i^2-4	$\sum_{i = 1}^{13} i^{2} - 4$
29224	Evaluate the Summation	sum from i=1 to 12 of 3	$\sum_{i = 1}^{12} 3$
29225	Evaluate the Summation	sum from i=1 to 130 of i	$\sum_{i = 1}^{130} i$
29226	Evaluate the Summation	sum from i=0 to 8 of 1.25^i	$\sum_{i = 0}^{8} {1.25}^{i}$
29227	Evaluate the Summation	sum from i=1 to 10 of (8i+9)/(10^2)	$\sum_{i = 1}^{10} \frac{8 i + 9}{10^{2}}$
29228	Evaluate the Summation	sum from i=1 to 10 of 2i	$\sum_{i = 1}^{10} 2 i$
29229	Evaluate the Summation	sum from i=1 to 20 of i-1^2	$\sum_{i = 1}^{20} i - 1^{2}$
29230	Evaluate the Summation	sum from i=1 to 23 of 2i+5	$\sum_{i = 1}^{23} 2 i + 5$
29231	Evaluate the Summation	sum from i=1 to 20 of (i+1)^2	$\sum_{i = 1}^{20} {(i + 1)}^{2}$
29232	Evaluate the Summation	sum from i=1 to 26 of 25-3i	$\sum_{i = 1}^{26} 25 - 3 i$
29233	Evaluate the Summation	sum from i=1 to 25 of i^3-2i	$\sum_{i = 1}^{25} i^{3} - 2 i$
29234	Evaluate the Summation	sum from i=1 to 29 of (i-1)^2	$\sum_{i = 1}^{29} {(i - 1)}^{2}$
29235	Evaluate the Summation	sum from i=1 to 25 of 2^i-2^(i-1)	$\sum_{i = 1}^{25} 2^{i} - 2^{i - 1}$
29236	Evaluate the Summation	sum from i=1 to 27 of 2i+5	$\sum_{i = 1}^{27} 2 i + 5$
29237	Evaluate the Summation	sum from i=1 to 4 of 2+3^(i-1)	$\sum_{i = 1}^{4} 2 + {(3)}^{i - 1}$
29238	Evaluate the Summation	sum from i=1 to 5 of 3i	$\sum_{i = 1}^{5} 3 i$
29239	Evaluate the Summation	sum from i=2 to 7 of 3i-15	$\sum_{i = 2}^{7} 3 i - 15$
29240	Evaluate the Summation	sum from i=3 to 6 of 2i-2	$\sum_{i = 3}^{6} 2 i - 2$
29241	Evaluate the Summation	sum from i=1 to 9 of (-2)^i	$\sum_{i = 1}^{9} {(- 2)}^{i}$
29242	Evaluate the Summation	sum from i=2 to 5 of 3i	$\sum_{i = 2}^{5} 3 i$
29243	Evaluate the Summation	sum from i=1 to 6 of 2^i	$\sum_{i = 1}^{6} 2^{i}$
29244	Evaluate the Summation	sum from i=1 to 6 of 3i+1	$\sum_{i = 1}^{6} 3 i + 1$
29245	Evaluate the Summation	sum from i=1 to 6 of 11i	$\sum_{i = 1}^{6} 11 i$
29246	Evaluate the Summation	sum from i=1 to 6 of 3i	$\sum_{i = 1}^{6} 3 i$
29247	Evaluate the Summation	sum from i=1 to 54 of 3i^4	$\sum_{i = 1}^{54} 3 i^{4}$
29248	Evaluate the Summation	sum from i=1 to 6 of 6i+1	$\sum_{i = 1}^{6} 6 i + 1$
29249	Evaluate the Summation	sum from i=1 to 5 of i(i+2)	$\sum_{i = 1}^{5} i (i + 2)$
29250	Evaluate the Summation	sum from i=1 to 5 of 8i	$\sum_{i = 1}^{5} 8 i$
29251	Evaluate the Summation	sum from i=1 to 500 of 2i	$\sum_{i = 1}^{500} 2 i$
29252	Evaluate the Summation	sum from i=1 to 7 of i	$\sum_{i = 1}^{7} i$
29253	Evaluate the Summation	sum from i=1 to 78 of -2i^2	$\sum_{i = 1}^{78} - 2 i^{2}$
29254	Evaluate the Summation	sum from i=1 to 8 of 4^i	$\sum_{i = 1}^{8} 4^{i}$
29255	Evaluate the Summation	sum from i=1 to 8 of 15+4^(i-1)	$\sum_{i = 1}^{8} 15 + {(4)}^{i - 1}$
29256	Evaluate the Summation	sum from i=1 to 8 of 19*0.2^(i-1)	$\sum_{i = 1}^{8} 19 {(0.2)}^{i - 1}$
29257	Evaluate the Summation	sum from k=1 to 420 of 10k-54	$\sum_{k = 1}^{420} 10 k - 54$
29258	Evaluate the Summation	sum from i=1 to 10 of i^2-2i+3	$\sum_{i = 1}^{10} i^{2} - 2 i + 3$
29259	Evaluate the Summation	sum from 1 to 50 of 1/i	$\sum_{1}^{50} \frac{1}{i}$
29260	Evaluate the Summation	limit as n approaches 8 of sum from i=1 to n of xi natural log of 1+xi^2	$lim_{n \to 8} \sum_{i = 1}^{n} x i \ln (1 + x i^{2})$
29261	Evaluate the Summation	1000 sum from K=0 to 8 of 0.25^K	$1000 \sum_{K = 0}^{8} {0.25}^{K}$
29262	Evaluate the Summation	( sum from 1 to 8 of (-3)^(n-1))/(8^n)	$\frac{\sum_{1}^{8} {(- 3)}^{n - 1}}{8^{n}}$
29263	Evaluate the Summation	5 sum from k=1 to 6 of k^2	$5 \sum_{k = 1}^{6} k^{2}$
29264	Evaluate the Summation	sum from k=1 to 800 of -8k+109	$\sum_{k = 1}^{800} - 8 k + 109$
29265	Evaluate the Summation	sum from y=0 to 8 of -(21y)/5	$\sum_{y = 0}^{8} - \frac{21 y}{5}$
29266	Evaluate the Summation	sum from x=1 to 20 of (x-2)^2	$\sum_{x = 1}^{20} {(x - 2)}^{2}$
29267	Evaluate the Summation	sum from x=1 to 8 of xe^(-x)	$\sum_{x = 1}^{8} x e^{- x}$
29268	Evaluate the Summation	sum from x=1 to 8 of x	$\sum_{x = 1}^{8} x$
29269	Evaluate the Summation	sum from x=1 to 2 of x	$\sum_{x = 1}^{2} x$
29270	Evaluate the Summation	sum from x=1 to 3 of 2x-1	$\sum_{x = 1}^{3} 2 x - 1$
29271	Evaluate the Summation	sum from n=1 to 5 of n^3-1	$\sum_{n = 1}^{5} n^{3} - 1$
29272	Evaluate the Summation	sum from n=1 to 5 of 2n+(n^2+1)	$\sum_{n = 1}^{5} 2 n + (n^{2} + 1)$
29273	Evaluate the Summation	sum from n=1 to 50 of n	$\sum_{n = 1}^{50} n$
29274	Evaluate the Summation	sum from n=3 to 6 of 3n+2	$\sum_{n = 3}^{6} 3 n + 2$
29275	Evaluate the Summation	sum from j=7 to 11 of (-1)^j	$\sum_{j = 7}^{11} {(- 1)}^{j}$
29276	Find dy/dx	e^(x/y)=6x-y	$e^{\frac{x}{y}} = 6 x - y$
29277	Evaluate the Summation	sum from k=1 to 10 of k^3-k^2	$\sum_{k = 1}^{10} k^{3} - k^{2}$
29278	Evaluate the Summation	sum from i=59 to 61 of e^i+ natural log of i	$\sum_{i = 59}^{61} e^{i} + \ln (i)$
29279	Evaluate the Summation	sum from i=1 to 250 of i	$\sum_{i = 1}^{250} i$
29280	Evaluate the Limit	limit as x approaches infinity of x- square root of x	$lim_{x \to \infty} x - \sqrt{x}$
29281	Evaluate the Limit	limit as theta approaches pi/2 of sec(theta)	$lim_{θ \to \frac{π}{2}} \sec (θ)$
29282	Evaluate the Limit	limit as x approaches 0 of (4x^2)/(sin(x)^2)	$lim_{x \to 0} \frac{4 x^{2}}{\sin^{2} (x)}$
29283	Evaluate the Summation	sum from i=1 to 4 of (-3/5)^i	$\sum_{i = 1}^{4} {(- \frac{3}{5})}^{i}$
29284	Evaluate the Summation	sum from i=1 to 6 of 6i	$\sum_{i = 1}^{6} 6 i$
29285	Evaluate the Summation	sum from i=1 to 8 of 740+(1/6)^(i-1)	$\sum_{i = 1}^{8} 740 + {(\frac{1}{6})}^{i - 1}$
29286	Evaluate the Summation	sum from i=1 to 8 of 8(5/6)^(i-1)	$\sum_{i = 1}^{8} 8 {(\frac{5}{6})}^{i - 1}$
29287	Evaluate the Limit	limit as x approaches 0 of natural log of cos(x)	$lim_{x \to 0} \ln (\cos (x))$
29288	Evaluate the Summation	sum from i=2 to 10 of 4i+2	$\sum_{i = 2}^{10} 4 i + 2$
29289	Evaluate the Summation	sum from n=1 to 8 of ((-1)^(n+1))/(n natural log of n)	$\sum_{n = 1}^{8} \frac{{(- 1)}^{n + 1}}{n \ln (n)}$
29290	Evaluate the Summation	sum from n=1 to 90 of 7n-30	$\sum_{n = 1}^{90} 7 n - 30$
29291	Evaluate the Summation	sum from n=1 to 8 of (4n)/(n^2+2)	$\sum_{n = 1}^{8} \frac{4 n}{n^{2} + 2}$
29292	Find the Area Between the Curves	y=5x-x^2 , y=x	$y = 5 x - x^{2}$ , $y = x$
29293	Evaluate the Summation	5 sum from i=1 to 8 of 1/10	$5 \sum_{i = 1}^{8} \frac{1}{10}$
29294	Evaluate the Summation	sum from n=1 to 45 of 4n+9	$\sum_{n = 1}^{45} 4 n + 9$
29295	Evaluate the Summation	sum from n=3 to 7 of natural log of (n-2)/(n+1)	$\sum_{n = 3}^{7} \ln (\frac{n - 2}{n + 1})$
29296	Find the 2nd Derivative	10-10/t	$10 - \frac{10}{t}$
29297	Find the 2nd Derivative	1+1/x+1/(x^2)	$1 + \frac{1}{x} + \frac{1}{x^{2}}$
29298	Find the 2nd Derivative	10000-x^3+42x^2+800x	$10000 - x^{3} + 42 x^{2} + 800 x$
29299	Find the 2nd Derivative	12x^2-64x+64	$12 x^{2} - 64 x + 64$
29300	Find the 2nd Derivative	10x^-2	$10 x^{- 2}$