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algebra 2

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suppose a house that costs $270,000 appreciates by 5% each year. in about how many years will the house be worth $350,000? use the equation 350 = (270) (1.05)^x and round the value of x to the nearest year.

  • algebra 2 -

    350 = (270) (1.05)^x
    1.2963 = 1.05^x
    log both sides
    log 1.2963 = log (1.05^x)
    log 1.2963 = xlog(1.05)
    x = log1.2963/log1.05
    = ....

    you do the button pushing.

  • algebra 2 -

    89

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