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musickatia [10]
3 years ago
14

Solve for x: (With steps pls): x³eˣ-4xeˣ=0

Mathematics
2 answers:
Anarel [89]3 years ago
6 0
When e^x=0 there is not an x value because there is a horizontal asymptote x=0.

Tju [1.3M]3 years ago
6 0
You can solve it with natural logs:
<span>x³eˣ-4xeˣ=0
</span><span>x³eˣ=4xeˣ
natural log both sides
ln</span>x³eˣ=ln4xeˣ
Distribute the ln, bring the x exponent down and cancel out the ln e combinations
lnx³*xlne=ln4x*xlne
xlnx³=xln4x x's and ln's cancel out
x³=4x
x=2
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