Math, asked by shrutijatt, 11 months ago

hey user❤

physics class 11th

Calculate the values of
1. j ^. (2i^-3j^+k^).
2. (-2i^-j^).(3i^+k^)
Ans. (1. -3)( 2. 6)

plz help☺..

Answers

Answered by Anonymous
1

1) j.( -3j)

= -3

2) -2i. 3i

-6 ( it should be -6 not 6)


shrutijatt: so do solve complete
shrutijatt: Or i report
shrutijatt: Ans are correct.. this is fRom Sl arora
Anonymous: i.j = j.k= k.i= 0
Anonymous: i.i= 1
Anonymous: j.j=1
Anonymous: k.k=1
shrutijatt: ohKthank u
Anonymous: ,wello
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