i came to this topic and they said
Duf(x) = ||gradient vector|| * ||U|| * cos 0
if ||U|| were not a unit vector it would give different rate of change of f in any direction
what would happens if used ||U|| = 10 ?
Duf(x) = ||gradient vector|| * ||U|| * cos 0
if ||U|| were not a unit vector it would give different rate of change of f in any direction
what would happens if used ||U|| = 10 ?
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