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POTENCIACION

TEMA DE ALGEBRA

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POTENCIACION

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  1. 5 Potenciación SIGO PRACTICANDO 26. Calcula: Q =4 a) 0 b) 1 c) –1 16. Reduce: 21. Calcula: –1 –( ) 1 5 -1+4-1-22 0 (4m+6) veces         5 ( ) 1 R = + 43 7 3 x5 ... x5 x10 ... x10 (2m+3) veces d) x10 e) 0 A = d) 2 e) –2 a) 89 b) 39 c) 29 d) 15 e) –19 a) x b) x2 c) 1 27. Reduce: 22. Calcula: B=(-1)3+(-3)0+1 a) 7 b) 5 c) 4 1 2 -1 6 5               5 4         17. Calcula: M=1 a) 10 b) 38 c) 14 4 3 5     C = b -2+7 -1+11 d) 7 e) 21   d) 3 e) –5           6 3 7   d) b3 e) 1 a) b b) b2 c) b0 23. Calcula: N =220.162 a) 252 b) 8 c) 16 18. Reduce: E=(x4)3.x33.(x8)3 x4...x4 15veces a) x2 b) 1 c) x125 88 28. Si aa es 5, calcula “E” E = aa + a2a – a3a a) 95 b) 80 c) –85 d) 32 e) 64 .x21 d) –95 e) 130 ?? ? ? ? d) x e) 2 24. Reduce: x9.(x5)-3-3 x-2.x42 a) x13 b) x7 c) x10 29. Calcula: A =54+55       19. Calcula: N =243x33 a) 17 b) 52 c) –17 P= 54 -341 183 a) 25 b) 125 c) 126 d) 26 e) 30 d) x8 e) x4 d) –52 e) 43 25. Calcula: S=(37.26)3.311.210 (24.35)6 a) 25 b) 134 c) 144 30. Calcula H=1 a) 320 b) 10 c) 310 20. Reduce e indica el exponente f nal de “x” C =(x-6)2.x(-6)2.(x-6)-2 a) x36 b) x24 c) 24 -3.1 -2. -1 1             3 9 27 d) 80 e) 130 d) 312 e) 315 d) 36 e) x30 Álgebra 5 1

  2. 1.er año POTENCIACIÓN Claves Esquema formulario 16. 17. 18. 19. 20. 21. 22. 23. c b d c d a b c 24. 25. 26. 27. 28. 29. 30. e c b a d d c POTENCIACIÓN Exponente an = b Base Potencial a ( ) n a ... a = an “n” veces 1 a0 = 1; a ≠ 0 a–n = ; a ≠ 0 am an= am.n; a ≠ 0 (am)n =amn am . an = am + n n ( ) =an a b (ab)n = an . bn bn; b ≠ 0 5 2 Álgebra

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