Mathematics, 06.07.2019 16:20 gulleraliyeva1999
An investment is currently worth 2.125×104 dollars . ten years ago, the investment was worth 1.25×103 dollars. how many times greater is the value of the investment today than the value of the investment ten years ago? a 0.17 b 1.7 c 17 d 170
Answers: 1
dollars . Ten years ago, the investment was worth 
dollars.![\dfrac{\text{Current investment}}{\text{\text{Yen years ago investment}}}\\\\=\dfrac{2.125\times10^4}{1.25\times10^3}\\\\=\dfrac{2.125}{1.25}\times10^{4-3}\ \ [\because a^m\times a^n=a^{m+n}]\\\\=1.7\times10=17](/tpl/images/0058/4920/8a2de.png)
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An investment is currently worth 2.125×104 dollars . ten years ago, the investment was worth 1.25×1...
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