oblicz:
4²+9:0,3²=
(½+⅔)²-⁷/₁₂=
1,34°·5-0,2=
(6-8)²+27:3³=
(1⅔)²·(⅗)³=
0,2-0,3²·5=
(-3·2)²+(-4)³=
4²+9:0,3²=16 + 9: 0,9=27,8
(½+⅔)²-⁷/₁₂=(¼+⁴₉) - ⁷₁₂= (⁹₃₆ + ¹⁶₃₆)-⁷₁₂ = ²⁵₃₆ - ²⁵₃₆=⁴₃₆=¹₉
1,34°·5-0,2=1*5-0,2 = 4,8
(6-8)²+27:3³=(36 - 64) + 27: 27= -28 +1 = -27
(1⅔)²·(⅗)³=1⁴₉ * ⁸₁₂₅ = ¹⁰⁴₁₁₂₅
0,2-0,3²·5=0,2-0,9 * 5 =4,3
(-3·2)²+(-4)³=(9*4) + (-64) = 36 + (-64) = -28
4²+9:0,3²= 16+9:0,09 = 16+100 = 116
(½+⅔)²-⁷/₁₂= (³/₆+⁴/₆)² - ⁷/₁₂ = (⁷/₆)² - ⁷/₁₂ = ⁴⁹/₃₆ - ⁷/₁₂ = ⁴⁹/₃₆ - ²¹/₃₆ = ²⁸/₃₆ = ⁷/₉
1,34°·5-0,2= 1*5-0,2 = 5-0,2 = 4,8
(6-8)²+27:3³= (-2)²+27:27 = 4+1 = 5
(1⅔)²·(⅗)³= (⁵/₃)²*(³/₅)³ = ²⁵/₉ * ²⁷/₁₂₅ = ³/₅
0,2-0,3²·5= 0,2-0,09*5 = 0,2-0,45 = -0,25
(-3·2)²+(-4)³= (-6)²+(-64) = 36-64 = -28
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4²+9:0,3²=16 + 9: 0,9=27,8
(½+⅔)²-⁷/₁₂=(¼+⁴₉) - ⁷₁₂= (⁹₃₆ + ¹⁶₃₆)-⁷₁₂ = ²⁵₃₆ - ²⁵₃₆=⁴₃₆=¹₉
1,34°·5-0,2=1*5-0,2 = 4,8
(6-8)²+27:3³=(36 - 64) + 27: 27= -28 +1 = -27
(1⅔)²·(⅗)³=1⁴₉ * ⁸₁₂₅ = ¹⁰⁴₁₁₂₅
0,2-0,3²·5=0,2-0,9 * 5 =4,3
(-3·2)²+(-4)³=(9*4) + (-64) = 36 + (-64) = -28
4²+9:0,3²= 16+9:0,09 = 16+100 = 116
(½+⅔)²-⁷/₁₂= (³/₆+⁴/₆)² - ⁷/₁₂ = (⁷/₆)² - ⁷/₁₂ = ⁴⁹/₃₆ - ⁷/₁₂ = ⁴⁹/₃₆ - ²¹/₃₆ = ²⁸/₃₆ = ⁷/₉
1,34°·5-0,2= 1*5-0,2 = 5-0,2 = 4,8
(6-8)²+27:3³= (-2)²+27:27 = 4+1 = 5
(1⅔)²·(⅗)³= (⁵/₃)²*(³/₅)³ = ²⁵/₉ * ²⁷/₁₂₅ = ³/₅
0,2-0,3²·5= 0,2-0,09*5 = 0,2-0,45 = -0,25
(-3·2)²+(-4)³= (-6)²+(-64) = 36-64 = -28