मराठी

Find the sum of the vectors anda→=i^-2j^+k^,b→=-2i^+4j^+5k^andc→=i^-6j^-7k^. - Mathematics

Advertisements
Advertisements

प्रश्न

Find the sum of the vectors `veca = hati -2hatj + hatk, vecb = -2hati + 4hatj + 5hatk and vecc = hati - 6hatj - 7hatk.`

बेरीज
Advertisements

उत्तर

`veca = hati -2hatj + hatk, vecb = -2hati + 4hatj + 5hatk`  and  `vecc = hati - 6hatj - 7hatk`

sum total

`veca + vecb + vecc` = `(1 - 2 + 1)hati + (-2 + 4 - 6)hatj + (1 + 5 - 7)hatk`

= `0.hati - 4.hatj - 1.hatk`

= `-4hatj - hatk`

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 10: Vector Algebra - Exercise 10.2 [पृष्ठ ४४०]

APPEARS IN

एनसीईआरटी Mathematics Part 1 and 2 [English] Class 12
पाठ 10 Vector Algebra
Exercise 10.2 | Q 6. | पृष्ठ ४४०
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×