SOLUTION: Solve for x (round to the nearest hundredth):
200=400e^-0.0052x
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Question 1192941: Solve for x (round to the nearest hundredth):
200=400e^-0.0052x
Found 2 solutions by MathLover1, greenestamps:
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
.........take natural log of both sides
.......
......simplify
Answer by greenestamps(13200) (Show Source): You can put this solution on YOUR website!
You make a lot of extra unnecessary work by immediately taking logs of both sides, as the other tutor did. Make the work MUCH easier by first dividing both sides by 400.
NOW take logs of both sides
= 133.30 to 2 decimal places
ANSWER: 133.30
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