Întrebare Clasă: Education Materie: matematica Stiind ca 2^x + 2^x+1 + 2^x+2 =14, aflați x Întrebare a fost pusă de: USER6677 43 Vezi 43 Răspunsuri Răspuns (43) USER4123 Cel mai bun răspuns (115) [tex]2^x+2^{x+1}+2^{x+2}=14\\ 2^x+2^x\cdot 2^1+2^x\cdot2^2=14\\ 2^x\cdot(1+2+4)=14\\ 2^x=14:7\\ 2^x=2^1\\ x=1[/tex] USER9213 (50) 2^x(1+2+2^2)= 2x72^x=2x=1Succes! Vezi alte răspunsuri (43) Articole relevante 1. apakah pokok penting yg perlu disampaikan dari teks berita di atas? 2. tunjukkan contoh pernyataan yg harus dibedakan dalam penyampaian berita yg berupa pernyataan narasumber dan pernyataan kalimat berita! 3. tunjukkan beberapa contoh kalimat atau kata yg mengandung unsur asing beserta cara pembacaannya dalam bahasa indonesia yg benar! 4. bgmn penilaian pendengar berkenaan dengan intonasi dan artikulasimu ketika membacakan berita di atas! 5. bagaimanakah penilaian pend 31 Agustus 2025 160 Vezi 500 comentarii 58+(73-28)/15*4= toate operatile in colonita dau corona 31 Agustus 2025 69 Vezi 69 comentarii What is the core legal dispute between Mario Costeja González and Google? 31 Agustus 2025 73 Vezi 73 comentarii descrierea portului romanesc popular in 4-5 randuri 31 Agustus 2025 51 Vezi 51 comentarii Inmultire din 12 nr cu produsul 12? 31 Agustus 2025 35 Vezi 35 comentarii Cât la suta e 11 din 500000?.. 31 Agustus 2025 36 Vezi 36 comentarii What should I do if error code 277 persists after trying all troubleshooting steps? 31 Agustus 2025 83 Vezi 83 comentarii Rezumatul pe scurt : Cartile au suflet de Nicolae Manolescu 31 Agustus 2025 59 Vezi 59 comentarii How does incorrect cipher suite negotiation lead to ODBC SSL Security Error 772? 31 Agustus 2025 80 Vezi 80 comentarii What is the significance of the 'Lobo' comic character's Mainframe? 31 Agustus 2025 67 Vezi 67 comentarii What legal framework (e.g., GDPR) was central to Mario Costeja González's legal claim? 31 Agustus 2025 86 Vezi 86 comentarii de descris in 5 enunturi o pisica 31 Agustus 2025 33 Vezi 33 comentarii formeaza familia de cuvinte a verbului a vâna 30 Agustus 2025 45 Vezi 45 comentarii SVP aider-moi pour le dm de maths. J'ai rien compris. 1-Résoudre: a) 2x-3=7 b) (2x-3)(-x+1)=0 c)3(5x-1)(-x+1)=(2x+3)(-x+1) d)4x [Auc arré] -9 =0 2- Résoudre: a) 2x-7<-3x+8 b) -17 3 -21 2 _ x + _ > _ x _ _ 2 5 4 3 3- On donne 25 Agustus 2025 160 Vezi 500 comentarii alcatuiti o propozitie in care cuvintul reper sa fie la sfirsit 28 Agustus 2025 69 Vezi 69 comentarii Pouvez-vous calculer a l'aide des identités remarquables, sans poser les opérations sans calculatrice 68 x 72 27 Agustus 2025 118 Vezi 118 comentarii How can I check if PlayStation Network is down? 31 Agustus 2025 47 Vezi 47 comentarii