Diketahui nilai a = 4, b=1/2 dan c=1. Nilai a⁻²b⁻⁵c³/a⁻⁴b⁻³c⁻¹ =....
Matematika
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Pertanyaan
Diketahui nilai a = 4, b=1/2 dan c=1. Nilai a⁻²b⁻⁵c³/a⁻⁴b⁻³c⁻¹ =....
2 Jawaban
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1. Jawaban Anonyme
[tex]\displaystyle \frac{a^{-2}b^{-5}c^{3}}{a^{-4}b^{-3}c^{-1}}=a^{-2-(-4)}b^{-5-(-3)}c^{3-(-1)}\\\frac{a^{-2}b^{-5}c^{3}}{a^{-4}b^{-3}c^{-1}}=a^{-2+4}b^{-5+3}c^{3+1}\\\frac{a^{-2}b^{-5}c^{3}}{a^{-4}b^{-3}c^{-1}}=a^{2}b^{-2}c^{4}\\\frac{a^{-2}b^{-5}c^{3}}{a^{-4}b^{-3}c^{-1}}=4^{2}\cdot\left(\frac12\right)^{-2}\cdot1^{4}\\\frac{a^{-2}b^{-5}c^{3}}{a^{-4}b^{-3}c^{-1}}=16\cdot4\cdot1\\\boxed{\boxed{\frac{a^{-2}b^{-5}c^{3}}{a^{-4}b^{-3}c^{-1}}=64}}[/tex] -
2. Jawaban 4LL
a = 4
b = ½
c = 1
Nilai dari
= (a`².b^-5.c³) / (a`⁴.b`³.c`¹)
= (4`².(½)^-5.1³) / (4`⁴.(½)`³.1`¹)
= 4^-2-(-4) . ½^-5-(-3) . 1^3-(-1)
= 4². (½)`² . 1⁴
= 16 . 4 . 1
= 64
Semoga berguna +_+