Odpowiedź:
1. Masz zrobione :)
2.
a) 49, 9/16, 2,25, 0,36
b) -8, 1/27, -16,625, -0,125
3.
a) 1
b) 64
c) -0,09
d) 0,0625
4.
a)
[tex]9 {}^{2} [/tex]
b)
[tex]3 {}^{4} [/tex]
5.
>
<
z.2
( - 7 )² = (- 7)*( - 7) = 49
( [tex]\frac{3}{4}[/tex] )² = [tex]\frac{9}{16}[/tex]
( - 1 [tex]\frac{1}{2} )^2 = ( - \frac{3}{2} )^2 = \frac{9}{4}[/tex]
( - 0,6)² = 0,36
( - 2 )³ = - 2*( - 2)*( - 2) = - 8
([tex]\frac{1}{3} )^3 = \frac{1}{27}[/tex] ( - 2 [tex]\frac{1}{2}[/tex] )³ = ( - [tex]\frac{5}{2} )^3 = - \frac{125}{8} = - 15 \frac{5}{8}[/tex]
( - 0,5 )³ = - 0,125
z.3
( - 1 )[tex]^8 = 1[/tex] 2[tex]^6 = 64[/tex]
( -0,09 )[tex]^1 = - 0,09[/tex] ( - [tex]\frac{1}{2} )^4 = \frac{`1}{16}[/tex]
z.4
81 = 9²
81 = [tex]3^4[/tex]
z.5
a ) ( - 7)[tex]^9 > ( - 7 )^{11}[/tex] b ) - 4² < ( -4 )² bo - 16 < 16
( - 2 )[tex]^4 > ( - 2 )^5[/tex] bo 16 > - 32 ( - 8 [tex])^8[/tex] > [tex]3^8[/tex] bo 8[tex]^8 > 3^8[/tex]
( - [tex]\frac{1}{3} )^4 < ( \frac{1}{3} )^2[/tex] bo [tex]\frac{1}{81} < \frac{1}{9}[/tex] - ( [tex]\frac{3}{4} )^5 = ( - \frac{3}{4} )^5[/tex]
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Odpowiedź:
1. Masz zrobione :)
2.
a) 49, 9/16, 2,25, 0,36
b) -8, 1/27, -16,625, -0,125
3.
a) 1
b) 64
c) -0,09
d) 0,0625
4.
a)
[tex]9 {}^{2} [/tex]
b)
[tex]3 {}^{4} [/tex]
5.
a)
>
>
<
b)
<
>
>
Odpowiedź:
z.2
( - 7 )² = (- 7)*( - 7) = 49
( [tex]\frac{3}{4}[/tex] )² = [tex]\frac{9}{16}[/tex]
( - 1 [tex]\frac{1}{2} )^2 = ( - \frac{3}{2} )^2 = \frac{9}{4}[/tex]
( - 0,6)² = 0,36
b)
( - 2 )³ = - 2*( - 2)*( - 2) = - 8
([tex]\frac{1}{3} )^3 = \frac{1}{27}[/tex] ( - 2 [tex]\frac{1}{2}[/tex] )³ = ( - [tex]\frac{5}{2} )^3 = - \frac{125}{8} = - 15 \frac{5}{8}[/tex]
( - 0,5 )³ = - 0,125
z.3
( - 1 )[tex]^8 = 1[/tex] 2[tex]^6 = 64[/tex]
( -0,09 )[tex]^1 = - 0,09[/tex] ( - [tex]\frac{1}{2} )^4 = \frac{`1}{16}[/tex]
z.4
81 = 9²
81 = [tex]3^4[/tex]
z.5
a ) ( - 7)[tex]^9 > ( - 7 )^{11}[/tex] b ) - 4² < ( -4 )² bo - 16 < 16
( - 2 )[tex]^4 > ( - 2 )^5[/tex] bo 16 > - 32 ( - 8 [tex])^8[/tex] > [tex]3^8[/tex] bo 8[tex]^8 > 3^8[/tex]
( - [tex]\frac{1}{3} )^4 < ( \frac{1}{3} )^2[/tex] bo [tex]\frac{1}{81} < \frac{1}{9}[/tex] - ( [tex]\frac{3}{4} )^5 = ( - \frac{3}{4} )^5[/tex]
Szczegółowe wyjaśnienie: