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Mathematics 8 Online
OpenStudy (anonymous):

Can someone check these for me? For 1 and 2 write the expression as a single logarithm. 1. 2 logbs+8 logbt My answer: logb(q^2t^8) 2.4 log x - 6 log (x+2) a. 24 log x/x+2 b. logx^4(x+2)^6 c.logx(x+2)^24 d. none of these (my answer) 3. Expand the logarithmic expression log5 7a^3 my answer: 7 log5 a^5 4. Use the change of Base Formula to evaluate log2 74 My answer: 1.869

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