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HELP!! PLEASE!! MATH QUESTION!!?
If H(x) is the Heaviside function,
then compute lim x→5^- (from the left side) −3.2⋅H(8x−40)+4.1
The result is:
Options:
a) -7.3
b) 0.9
c) 4.1
d) -3.2
1 Answer
Relevance
- Ron WLv 78 years ago
4.1
H(8x - 40) = 0 for x < 5. As we get closer and closer (but not reaching) 5 from the left, we are still in "x < 5" territory, so the step function remains zero.
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