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04 Mei 2023 06:20
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Villa A
04 Mei 2023 06:20
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Minta tolong jawabin π
Minta tolong jawabin π
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2
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000000000000000000000000e37c8be45993c799877f9ac88cb2b41b0a5d605d3dea08 0
04 Mei 2023 07:00
<p>(a<sup>nβ1</sup>b<sup>n</sup>)<sup>3</sup></p><p>__________ = a<sup>x</sup>b<sup>y</sup></p><p>a<sup>2n </sup>b<sup>6+n</sup></p><p> </p><p>a<sup>3nβ3β2n</sup>= a<sup>nβ3</sup></p><p>b<sup>3nβ6βn</sup>= b<sup>2nβ6</sup></p><p> </p><p>X = nβ3</p><p>Y = 2nβ6</p><p> </p><p>= <u>2nβ6</u> = <u>2(nβ3) </u> = 2</p><p> nβ3 nβ3</p><p>C. 2</p><p> </p><p> </p>
(anβ1bn)3
__________ = axby
a2n b6+n
a3nβ3β2n= anβ3
b3nβ6βn= b2nβ6
X = nβ3
Y = 2nβ6
= 2nβ6 = 2(nβ3) = 2
nβ3 nβ3
C. 2
Β· 5.0 (1)
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Sumber W
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04 Mei 2023 07:11
<p>(a<sup>n-1</sup>b<sup>n</sup>)<sup>3 </sup> / a<sup>2n</sup>b<sup>6+n</sup> = a<sup>x</sup>b<sup>y</sup></p><p>a<sup>3(n-1)</sup>b<sup>3n</sup> / a<sup>2n</sup>b<sup>6+n</sup> = a<sup>x</sup>b<sup>y</sup></p><p>a<sup>3n-3</sup>b<sup>3n</sup> / a<sup>2n</sup>b<sup>6+n</sup> = a<sup>x</sup>b<sup>y</sup></p><p>a<sup>3n-3 - 2n </sup>b<sup>3n - (6+n)</sup> = a<sup>x</sup>b<sup>y</sup></p><p>a<sup>3n-3 - 2n </sup>b<sup>3n - 6 - n</sup> = a<sup>x</sup>b<sup>y</sup></p><p>a<sup>n-3 </sup>b<sup>2n - 6</sup> = a<sup>x</sup>b<sup>y</sup></p><p>jadi , x = n - 3 dan y = 2n - 6</p><p>y/x = (2n - 6)/(n - 3)</p><p> = 2(n - 3)/(n - 3)</p><p> = 2</p><p> </p><p>Jawaban : <strong>C</strong></p>
(an-1bn)3 / a2nb6+n = axby
a3(n-1)b3n / a2nb6+n = axby
a3n-3b3n / a2nb6+n = axby
a3n-3 - 2n b3n - (6+n) = axby
a3n-3 - 2n b3n - 6 - n = axby
an-3 b2n - 6 = axby
jadi , x = n - 3 dan y = 2n - 6
y/x = (2n - 6)/(n - 3)
= 2(n - 3)/(n - 3)
= 2
Jawaban : C
Β· 5.0 (1)
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