3. Given that: å = (3+ m)î – (2 +n)j – 5k , b = mî + (4 + n)j – 4k and = 3î + mj + (2 + m)k. Find: а. 2й — (B x 2)

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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3. Given that: å = (3 + m)î – (2 + n)j – 5k , b = mî + (4 + n)j – 4k and d= 3î +
mj + (2 + m)k. Find:
а. 2d —
- (Bx 2)
Transcribed Image Text:3. Given that: å = (3 + m)î – (2 + n)j – 5k , b = mî + (4 + n)j – 4k and d= 3î + mj + (2 + m)k. Find: а. 2d — - (Bx 2)
b. IfA = E and B = 3 4
, verify that: |(AB)| = |A| x |B|
Transcribed Image Text:b. IfA = E and B = 3 4 , verify that: |(AB)| = |A| x |B|
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