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| Mirrors > Home > MPE Home > Th. List > ex-exp | Structured version Visualization version GIF version | ||
| Description: Example for df-exp 14209. (Contributed by AV, 4-Sep-2021.) |
| Ref | Expression |
|---|---|
| ex-exp | ⊢ ((5↑2) = ;25 ∧ ( -3↑ -2) = (1 / 9)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-5 12412 | . . . 4 ⊢ 5 = (4 + 1) | |
| 2 | 1 | oveq1i 7431 | . . 3 ⊢ (5↑2) = ((4 + 1)↑2) |
| 3 | 4cn 12432 | . . . . 5 ⊢ 4 ∈ ℂ | |
| 4 | binom21 14367 | . . . . 5 ⊢ (4 ∈ ℂ → ((4 + 1)↑2) = (((4↑2) + (2 · 4)) + 1)) | |
| 5 | 3, 4 | ax-mp 5 | . . . 4 ⊢ ((4 + 1)↑2) = (((4↑2) + (2 · 4)) + 1) |
| 6 | 2nn0 12627 | . . . . 5 ⊢ 2 ∈ ℕ0 | |
| 7 | 4nn0 12629 | . . . . 5 ⊢ 4 ∈ ℕ0 | |
| 8 | 4p1e5 12492 | . . . . 5 ⊢ (4 + 1) = 5 | |
| 9 | sq4e2t8 14346 | . . . . . . . 8 ⊢ (4↑2) = (2 · 8) | |
| 10 | 8cn 12444 | . . . . . . . . 9 ⊢ 8 ∈ ℂ | |
| 11 | 2cn 12422 | . . . . . . . . 9 ⊢ 2 ∈ ℂ | |
| 12 | 8t2e16 12938 | . . . . . . . . 9 ⊢ (8 · 2) = ;16 | |
| 13 | 10, 11, 12 | mulcomli 11322 | . . . . . . . 8 ⊢ (2 · 8) = ;16 |
| 14 | 9, 13 | eqtri 2783 | . . . . . . 7 ⊢ (4↑2) = ;16 |
| 15 | 2t4e8 12516 | . . . . . . 7 ⊢ (2 · 4) = 8 | |
| 16 | 14, 15 | oveq12i 7433 | . . . . . 6 ⊢ ((4↑2) + (2 · 4)) = (;16 + 8) |
| 17 | 1nn0 12626 | . . . . . . 7 ⊢ 1 ∈ ℕ0 | |
| 18 | 6nn0 12631 | . . . . . . 7 ⊢ 6 ∈ ℕ0 | |
| 19 | 8nn0 12633 | . . . . . . 7 ⊢ 8 ∈ ℕ0 | |
| 20 | eqid 2760 | . . . . . . 7 ⊢ ;16 = ;16 | |
| 21 | 1p1e2 12470 | . . . . . . 7 ⊢ (1 + 1) = 2 | |
| 22 | 6cn 12438 | . . . . . . . 8 ⊢ 6 ∈ ℂ | |
| 23 | 8p6e14 12907 | . . . . . . . 8 ⊢ (8 + 6) = ;14 | |
| 24 | 10, 22, 23 | addcomli 11506 | . . . . . . 7 ⊢ (6 + 8) = ;14 |
| 25 | 17, 18, 19, 20, 21, 7, 24 | decaddci 12884 | . . . . . 6 ⊢ (;16 + 8) = ;24 |
| 26 | 16, 25 | eqtri 2783 | . . . . 5 ⊢ ((4↑2) + (2 · 4)) = ;24 |
| 27 | 6, 7, 8, 26 | decsuc 12854 | . . . 4 ⊢ (((4↑2) + (2 · 4)) + 1) = ;25 |
| 28 | 5, 27 | eqtri 2783 | . . 3 ⊢ ((4 + 1)↑2) = ;25 |
| 29 | 2, 28 | eqtri 2783 | . 2 ⊢ (5↑2) = ;25 |
| 30 | 3cn 12428 | . . . . 5 ⊢ 3 ∈ ℂ | |
| 31 | 30 | negcli 11630 | . . . 4 ⊢ -3 ∈ ℂ |
| 32 | expneg 14216 | . . . 4 ⊢ (( -3 ∈ ℂ ∧ 2 ∈ ℕ0) → ( -3↑ -2) = (1 / ( -3↑2))) | |
| 33 | 31, 6, 32 | mp2an 705 | . . 3 ⊢ ( -3↑ -2) = (1 / ( -3↑2)) |
| 34 | sqneg 14262 | . . . . . 6 ⊢ (3 ∈ ℂ → ( -3↑2) = (3↑2)) | |
| 35 | 30, 34 | ax-mp 5 | . . . . 5 ⊢ ( -3↑2) = (3↑2) |
| 36 | sq3 14345 | . . . . 5 ⊢ (3↑2) = 9 | |
| 37 | 35, 36 | eqtri 2783 | . . . 4 ⊢ ( -3↑2) = 9 |
| 38 | 37 | oveq2i 7432 | . . 3 ⊢ (1 / ( -3↑2)) = (1 / 9) |
| 39 | 33, 38 | eqtri 2783 | . 2 ⊢ ( -3↑ -2) = (1 / 9) |
| 40 | 29, 39 | pm3.2i 476 | 1 ⊢ ((5↑2) = ;25 ∧ ( -3↑ -2) = (1 / 9)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∧ wa 401 = wceq 1569 ∈ wcel 2144 (class class class)co 7421 ℂcc 11202 1c1 11205 + caddc 11207 · cmul 11209 -cneg 11546 / cdiv 11977 2c2 12401 3c3 12402 4c4 12403 5c5 12404 6c6 12405 8c8 12407 9c9 12408 ℕ0cn0 12610 ;cdc 12818 ↑cexp 14208 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7752 ax-cnex 11260 ax-resscn 11261 ax-1cn 11262 ax-icn 11263 ax-addcl 11264 ax-addrcl 11265 ax-mulcl 11266 ax-mulrcl 11267 ax-mulcom 11268 ax-addass 11269 ax-mulass 11270 ax-distr 11271 ax-i2m1 11272 ax-1ne0 11273 ax-1rid 11274 ax-rnegex 11275 ax-rrecex 11276 ax-cnre 11277 ax-pre-lttri 11278 ax-pre-lttrn 11279 ax-pre-ltadd 11280 ax-pre-mulgt0 11281 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6541 df-fn 6542 df-f 6543 df-f1 6544 df-fo 6545 df-f1o 6546 df-fv 6547 df-riota 7378 df-ov 7424 df-oprab 7425 df-mpo 7426 df-om 7879 df-2nd 8003 df-frecs 8303 df-wrecs 8334 df-recs 8383 df-rdg 8422 df-er 8721 df-en 8978 df-dom 8979 df-sdom 8980 df-pnf 11349 df-mnf 11350 df-xr 11351 df-ltxr 11352 df-le 11353 df-sub 11547 df-neg 11548 df-div 11978 df-nn 12340 df-2 12409 df-3 12410 df-4 12411 df-5 12412 df-6 12413 df-7 12414 df-8 12415 df-9 12416 df-n0 12611 df-z 12698 df-dec 12819 df-uz 12970 df-seq 14149 df-exp 14209 |
| This theorem is used by: ex-sqrt 31061 |
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