Physics, asked by guru1508, 1 year ago

calculate the value of j.(2i-3j+k) and(2i-j).(3i+k)

Answers

Answered by kaif78600

14

Answer:

(i).(0i+j+0k). (2i-3j+k)

=0×2+1×-3+0×1

=-3

(ii). (2i-j+0k). (3i+0j+k)

=2×3+-1×0+0×1

=6

Previous Question

Next Question

Similar questions

Math, 6 months ago

from the sum of 21 and29 subtract 40 ...

Math, 6 months ago

If principal is ₹ 12,000, rate of compound interest is 5 p.c.p.a. and amount is ₹13230, then find the number of yearspls help me as fast as possible...

Hindi, 6 months ago

PLZZ exaplin it .. PLZZ clearly answer not irreverent answer .

Computer Science, 1 year ago

Find the errors in the following lines of HTML code and correct them (a) <HTML> <HEAD> <TITLE> HEADING ELEMENTS IN HTML</TITLE> <HEAD> <BODY bgcolour light blue >> <CENTRE> Please Centre shish CENTRE <H1 alignejustified > Good morning" How are UMI> <BR> <HR width=75 alignright shade=no> FONT se color blive style Arial Black Bradley...

English, 1 year ago

who was Howard Carter ?what was his discovery...

English, 1 year ago

What did tarun ask ram narayan...

Hindi, 1 year ago

what was the reason of Nightingale death...

Chemistry, 1 year ago

I heard the valency of nitrate is 1 . My science teacher told me . I am in 5th std .Please help me...