Exponential Exp(-x) Table

Exponential Function (e^-x)

Exponential function for negative x is defined by EXP(-x) = e^-x, where e is the constant 2.718... (see Math Constants).

How To Use:

You need to find the e^-2.51
Find the row with x = 2.5
Find the column 1, the number inside the cell is .081268
See How To Read Numbers in Tables.
The result is 0.081268

x	0	1	2	3	4	5	6	7	8	9
0.0	1.00000	.990050	.980199	.970446	.960789	.951229	.941765	.932394	.923116	.913931
0.1	.904837	.895834	.886920	.878095	.869358	.860708	.852144	.843665	.835270	.826959
0.2	.818731	.810584	.802519	.794534	.786628	.778801	.771052	.763379	.755784	.748264
0.3	.740818	.733447	.726149	.718924	.711770	.704688	.697676	.690734	.683861	.677057
0.4	.670320	.663650	.657047	.650509	.644036	.637628	.631284	.625002	.618783	.612626
0.5	.606531	.600496	.594521	.588605	.582748	.576950	.571209	.565525	.559898	.554327
0.6	.548812	.543351	.537944	.532592	.527292	.522046	.516851	.511709	.506617	.501576
0.7	.496585	.491644	.486752	.481909	.477114	.472367	.467666	.463013	.458406	.453845
0.8	.449329	.444858	.440432	.436049	.431711	.427415	.423162	.418952	.414783	.410656
0.9	.406570	.402524	.398519	.394554	.390628	.386741	.382893	.379083	.375311	.371577
N	0	1	2	3	4	5	6	7	8	9
1.0	.367879	.364219	.360595	.357007	.353455	.349938	.346456	.343009	.339596	.336216
1.1	.332871	.329559	.326280	.323033	.319819	.316637	.313486	.310367	.307279	.304221
1.2	.301194	.298197	.295230	.292293	.289384	.286505	.283654	.280832	.278037	.275271
1.3	.272532	.269820	.267135	.264477	.261846	.259240	.256661	.254107	.251579	.249075
1.4	.246597	.244143	.241714	.239309	.236928	.234570	.232236	.229925	.227638	.225373
1.5	.223130	.220910	.218712	.216536	.214381	.212248	.210136	.208045	.205975	.203926
1.6	.201897	.199888	.197899	.195930	.193980	.192050	.190139	.188247	.186374	.184520
1.7	.182684	.180866	.179066	.177284	.175520	.173774	.172045	.170333	.168638	.166960
1.8	.165299	.163654	.162026	.160414	.158817	.157237	.155673	.154124	.152590	.151072
1.9	.149569	.148080	.146607	.145148	.143704	.142274	.140858	.139457	.138069	.136695
N	0	1	2	3	4	5	6	7	8	9
2.0	.135335	.133989	.132655	.131336	.130029	.128735	.127454	.126186	.124930	.123687
2.1	.122456	.121238	.120032	.118837	.117655	.116484	.115325	.114178	.113042	.111917
2.2	.110803	.109701	.108609	.107528	.106459	.105399	.104350	.103312	.102284	.101266
2.3	.100259	.099261	.098274	.097296	.096328	.095369	.094420	.093481	.092551	.091630
2.4	.090718	.089815	.088922	.088037	.087161	.086294	.085435	.084585	.083743	.082910
2.5	.082085	.081268	.080460	.079659	.078866	.078082	.077305	.076536	.075774	.075020
2.6	.074274	.073535	.072803	.072078	.071361	.070651	.069948	.069252	.068563	.067881
2.7	.067206	.066537	.065875	.065219	.064570	.063928	.063292	.062662	.062039	.061421
2.8	.060810	.060205	.059606	.059013	.058426	.057844	.057269	.056699	.056135	.055576
2.9	.055023	.054476	.053934	.053397	.052866	.052340	.051819	.051303	.050793	.050287
N	0	1	2	3	4	5	6	7	8	9
3.0	.049787	.049292	.048801	.048316	.047835	.047359	.046888	.046421	.045959	.045502
3.1	.045049	.044601	.044157	.043718	.043283	.042852	.042426	.042004	.041586	.041172
3.2	.040762	.040357	.039955	.039557	.039164	.038774	.038388	.038006	.037628	.037254
3.3	.036883	.036516	.036153	.035793	.035437	.035084	.034735	.034390	.034047	.033709
3.4	.033373	.033041	.032712	.032387	.032065	.031746	.031430	.031117	.030807	.030501
3.5	.030197	.029897	.029599	.029305	.029013	.028725	.028439	.028156	.027876	.027598
3.6	.027324	.027052	.026783	.026516	.026252	.025991	.025733	.025476	.025223	.024972
3.7	.024724	.024478	.024234	.023993	.023754	.023518	.023284	.023052	.022823	.022596
3.8	.022371	.022148	.021928	.021710	.021494	.021280	.021068	.020858	.020651	.020445
3.9	.020242	.020041	.019841	.019644	.019448	.019255	.019063	.018873	.018686	.018500
N	0	1	2	3	4	5	6	7	8	9
4.0	.018316	.018133	.017953	.017774	.017597	.017422	.017249	.017077	.016907	.016739
4.1	.016573	.016408	.016245	.016083	.015923	.015764	.015608	.015452	.015299	.015146
4.2	.014996	.014846	.014699	.014552	.014408	.014264	.014122	.013982	.013843	.013705
4.3	.013569	.013434	.013300	.013168	.013037	.012907	.012778	.012651	.012525	.012401
4.4	.012277	.012155	.012034	.011914	.011796	.011679	.011562	.011447	.011333	.011221
4.5	.011109	.010998	.010889	.010781	.010673	.010567	.010462	.010358	.010255	.010153
4.6	.010052	3z99518	3z98528	3z97548	3z96577	3z95616	3z94665	3z93723	3z92790	3z91867
4.7	3z90953	3z90048	3z89152	3z88265	3z87386	3z86517	3z85656	3z84804	3z83960	3z83125
4.8	3z82297	3z81479	3z80668	3z79865	3z79071	3z78284	3z77505	3z76734	3z75970	3z75214
4.9	3z74466	3z73725	3z72991	3z72265	3z71546	3z70834	3z70129	3z69431	3z68741	3z68057
N	0	1	2	3	4	5	6	7	8	9
5.0	3z67379	3z66709	3z66045	3z65388	3z64737	3z64093	3z63456	3z62824	3z62199	3z61580
5.1	3z60967	3z60361	3z59760	3z59166	3z58577	3z57994	3z57417	3z56846	3z56280	3z55720
5.2	3z55166	3z54617	3z54073	3z53535	3z53003	3z52475	3z51953	3z51436	3z50924	3z50418
5.3	3z49916	3z49419	3z48928	3z48441	3z47959	3z47482	3z47009	3z46541	3z46078	3z45620
5.4	3z45166	3z44716	3z44271	3z43831	3z43395	3z42963	3z42536	3z42112	3z41693	3z41278
5.5	3z40868	3z40461	3z40058	3z39660	3z39265	3z38875	3z38488	3z38105	3z37726	3z37350
5.6	3z36979	3z36611	3z36246	3z35886	3z35529	3z35175	3z34825	3z34479	3z34136	3z33796
5.7	3z33460	3z33127	3z32797	3z32471	3z32148	3z31828	3z31511	3z31198	3z30887	3z30580
5.8	3z30276	3z29974	3z29676	3z29381	3z29088	3z28799	3z28512	3z28229	3z27948	3z27670
5.9	3z27394	3z27122	3z26852	3z26585	3z26320	3z26058	3z25799	3z25542	3z25288	3z25037
N	0	1	2	3	4	5	6	7	8	9
6.0	3z24788	3z24541	3z24297	3z24055	3z23816	3z23579	3z23344	3z23112	3z22882	3z22654
6.1	3z22429	3z22206	3z21985	3z21766	3z21549	3z21335	3z21123	3z20912	3z20704	3z20498
6.2	3z20294	3z20092	3z19892	3z19695	3z19499	3z19305	3z19112	3z18922	3z18734	3z18548
6.3	3z18363	3z18180	3z17999	3z17820	3z17643	3z17467	3z17294	3z17122	3z16951	3z16783
6.4	3z16616	3z16450	3z16287	3z16125	3z15964	3z15805	3z15648	3z15492	3z15338	3z15185
6.5	3z15034	3z14885	3z14737	3z14590	3z14445	3z14301	3z14159	3z14018	3z13878	3z13740
6.6	3z13604	3z13468	3z13334	3z13202	3z13070	3z12940	3z12811	3z12684	3z12558	3z12433
6.7	3z12309	3z12187	3z12065	3z11945	3z11826	3z11709	3z11592	3z11477	3z11363	3z11250
6.8	3z11138	3z11027	3z10917	3z10809	3z10701	3z10595	3z10489	3z10385	3z10281	3z10179
6.9	3z10078	4z99776	4z98783	4z97800	4z96827	4z95864	4z94910	4z93965	4z93030	4z92105
N	0	1	2	3	4	5	6	7	8	9
7.0	4z91188	4z90281	4z89383	4z88493	4z87613	4z86741	4z85878	4z85023	4z84177	4z83340
7.1	4z82510	4z81689	4z80877	4z80072	4z79275	4z78486	4z77705	4z76932	4z76167	4z75409
7.2	4z74659	4z73916	4z73180	4z72452	4z71731	4z71017	4z70311	4z69611	4z68919	4z68233
7.3	4z67554	4z66882	4z66216	4z65557	4z64905	4z64259	4z63620	4z62987	4z62360	4z61740
7.4	4z61125	4z60517	4z59915	4z59319	4z58729	4z58144	4z57566	4z56993	4z56426	4z55864
7.5	4z55308	4z54758	4z54213	4z53674	4z53140	4z52611	4z52088	4z51569	4z51056	4z50548
7.6	4z50045	4z49547	4z49054	4z48566	4z48083	4z47604	4z47131	4z46662	4z46197	4z45738
7.7	4z45283	4z44832	4z44386	4z43944	4z43507	4z43074	4z42646	4z42221	4z41801	4z41385
7.8	4z40973	4z40566	4z40162	4z39763	4z39367	4z38975	4z38587	4z38203	4z37823	4z37447
7.9	4z37074	4z36705	4z36340	4z35979	4z35621	4z35266	4z34915	4z34568	4z34224	4z33883
N	0	1	2	3	4	5	6	7	8	9
8.0	4z33546	4z33212	4z32882	4z32555	4z32231	4z31910	4z31593	4z31278	4z30967	4z30659
8.1	4z30354	4z30052	4z29753	4z29457	4z29164	4z28874	4z28586	4z28302	4z28020	4z27741
8.2	4z27465	4z27192	4z26922	4z26654	4z26388	4z26126	4z25866	4z25609	4z25354	4z25101
8.3	4z24852	4z24604	4z24360	4z24117	4z23877	4z23640	4z23404	4z23172	4z22941	4z22713
8.4	4z22487	4z22263	4z22041	4z21822	4z21605	4z21390	4z21177	4z20966	4z20758	4z20551
8.5	4z20347	4z20144	4z19944	4z19745	4z19549	4z19355	4z19162	4z18971	4z18782	4z18596
8.6	4z18411	4z18227	4z18046	4z17866	4z17689	4z17513	4z17338	4z17166	4z16995	4z16826
8.7	4z16659	4z16493	4z16329	4z16166	4z16005	4z15846	4z15688	4z15532	4z15378	4z15225
8.8	4z15073	4z14923	4z14775	4z14628	4z14482	4z14338	4z14196	4z14054	4z13914	4z13776
8.9	4z13639	4z13503	4z13369	4z13236	4z13104	4z12974	4z12845	4z12717	4z12590	4z12465
N	0	1	2	3	4	5	6	7	8	9
9.0	4z12341	4z12218	4z12097	4z11976	4z11857	4z11739	4z11622	4z11507	4z11392	4z11279
9.1	4z11167	4z11055	4z10945	4z10837	4z10729	4z10622	4z10516	4z10412	4z10308	4z10205
9.2	4z10104	4z10003	5z99039	5z98053	5z97078	5z96112	5z95155	5z94209	5z93271	5z92343
9.3	5z91424	5z90515	5z89614	5z88722	5z87839	5z86965	5z86100	5z85243	5z84395	5z83555
9.4	5z82724	5z81901	5z81086	5z80279	5z79480	5z78690	5z77907	5z77131	5z76364	5z75604
9.5	5z74852	5z74107	5z73370	5z72640	5z71917	5z71201	5z70493	5z69791	5z69097	5z68409
9.6	5z67729	5z67055	5z66388	5z65727	5z65073	5z64426	5z63785	5z63150	5z62522	5z61899
9.7	5z61283	5z60674	5z60070	5z59472	5z58881	5z58295	5z57715	5z57140	5z56572	5z56009
9.8	5z55452	5z54900	5z54354	5z53813	5z53277	5z52747	5z52222	5z51703	5z51188	5z50679
9.9	5z50175	5z49675	5z49181	5z48692	5z48207	5z47728	5z47253	5z46783	5z46317	5z45856
10.0	5z45400	5z44948	5z44501	5z44058	5z43620	5z43186	5z42756	5z42331	5z41909	5z41492

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