logarithm problem
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Originally Posted by afeasfaerw23231233 logarithm problem The first question can be transformed into a quadratic in , by observing that: So the equation becomes: Now solve this quadratic in and proceed from there. RonL
Originally Posted by afeasfaerw23231233 logarithm problem Hello, Therefore use . Then . Your equation becomes: . Now continue. Don't forget to re-substitute to calculate x. = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = With the second problem you can use the property of logarithms:
Hello, afeasfaerw23231233! From the Base-Change Formula: . The equation becomes: . . . which simplifies to: . . . which factors: . Then: . . . . no real roots .And: .
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