Trish asked in Science & MathematicsMathematics · 5 years ago

# Prove that if a vector valued function r(t) has a constant length then r(t) and r0(t) are orthogonal.?

Update:

correction: Prove that if a vector valued function r(t) has a constant length then r(t) and r'(t) are orthogonal.?

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• RockIt
Lv 7
5 years ago