Let be a vector field and fbe a scalar point function, then curl (f) is equivalent to (1) 2. (grad f)x+ f curl (V) 1. (grad f).V+f div 3. (grad f). div V+ curl curl 17) 4. grad [div]-ƒ curl (V)

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Q.92
OPL
Letbe a vector field and fbe a scalar point function, then
curl (f V) is equivalent to
1. (grad f). V + ƒ div (v)
2. (grad f)x+ f curl (V)
3. (grad 5). (divv) + curt(curt 7)
4. grad [div V]- f curl (V)
Transcribed Image Text:Q.92 OPL Letbe a vector field and fbe a scalar point function, then curl (f V) is equivalent to 1. (grad f). V + ƒ div (v) 2. (grad f)x+ f curl (V) 3. (grad 5). (divv) + curt(curt 7) 4. grad [div V]- f curl (V)
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