Question 202211
100=950(1+x/2)^10
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100/950 = (1+x/2)^10
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let  y=(1+x/2)
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.1053 =y^10
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take  tenth  power
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y= .7984
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subst  back  in  ,,,y=(1+x/2)
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1 +x/2 = .7984
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x/2 = -.2016
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x=-.4032
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check
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100=950(1+(-.4032)/2)^10=950(.10525)=100,,,,ok