SOLUTION: Find all solutions of the equation
e^x − 30 e^(−x) = −7
If there is more than one answer, enter them in a list separated by commas. IMPORTANT: Decimal answe
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Question 951878: Find all solutions of the equation
e^x − 30 e^(−x) = −7
If there is more than one answer, enter them in a list separated by commas. IMPORTANT: Decimal answers will be marked incorrect. Enter an EXACT, symbolic answer (such as 3/2, not 1.5, or ln(2), not .693)
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Multiply both sides by
------------------------------
Take the natural log of both sides
There is no log to the base that gives
a negative number, so I can' t solve this
-----------------------------------
----------------
check:
OK
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