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2×∛8 + 3×√4 =2*3+3*2=6+6=12
⅕×√25 - 3 ÷ ∛27 =⅕*5-3:3=1-1=0
√¼ + (-½)² =½+¼=²/₄+¼=¾
Wstaw własciwy znak : <, = lub >
a) (-4)³ - (-2)² ... 11 × (-3)²
-64-4...11*9
-68<99
b) 6 × 2² - 3³ ... ∛125 + 4 ⁰
6*4-27....5+1
24-27...6
-3<6
c) ∛729-3² ... 5¹ + (-1)³
9-9...5-1
0<4
d ) (½) ¹ + (½) ¹ + (½)³ ... (½) ⁰
½+½+⅛...1
⁴/₈+⁴/₈+⅛...1
⁹/₈...1
1⅛>1
;))
2×∛8 + 3×√4 =10
⅕×√25 - 3 ÷ ∛27 = 2/3 / źle (matko tu jest 1/5 :)) == 0
√¼ + (-½)² = 3/4
Wstaw własciwy znak : <, = lub >
a) (-4)³ - (-2)² < 11 × (-3)²
b) 6 × 2² - 3³ < ∛125 + 4 do potęgi 0
c) ∛729-3² < 5 do potęgi 1 + (-1)³
d ) (½) do potegi 1 + (½) do potegi 1 + (½)³ > (½) do potegi 0
∛8 = 2 a nie 3 :)
2×∛8 + 3×√4 =2*2+3*2=4+6=10
⅕×√25 - 3 ÷ ∛27 =1/5*5-3:3=1-1=0
√¼ + (-½)² =1/2+1/4=2/4+1/4=3/4
a) (-4)³ - (-2)² ... 11 × (-3)²
-64-4 .....11*9
-68 < 99
b) 6 × 2² - 3³ ... ∛125 + 4 do potęgi 0
6 * 4 - 27.....5+1
24-27.......6
-3 < 6
c) ∛729-3² ... 5 do potęgi 1 + (-1)³
9-9.......5-1
0 < 4
d ) (½) do potegi 1 + (½) do potegi 1 + (½)³ ... (½) do potegi 0
1/2+1/2+1/8 .........1
4/8+4/8+1/8.........1
9/8...... 1
1 1/8 > 1