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2. a. Find a vector and unit vector perpendicular to each of the vector Å + B and Å – B , where à = ai + 4j + bk & B = 6k + i + 2j (Hint: a: 3 and b : 0 3. If ä = 4i + 2j + 4k ,B = -2i + 4j – 3k and ĉ = 4i + 5j. If å + xb is perpendicular to č then find x. 4. Let z = -4 + 3i and zw = -7 – 2i. By showing clear steps, find w in the form of a+bi.

2. a. Find a vector and unit vector perpendicular to each of the vector Å + B and Å – B , where à = ai + 4j + bk & B = 6k + i + 2j (Hint: a: 3 and b : 0 3. If ä = 4i + 2j + 4k ,B = -2i + 4j – 3k and ĉ = 4i + 5j. If å + xb is perpendicular to č then find x. 4. Let z = -4 + 3i and zw = -7 – 2i. By showing clear steps, find w in the form of a+bi.

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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2. a. Find a vector and unit vector perpendicular to each of the vector Å + B and à – B , where Å = ai + 4j + bk & B = 6k + i + 2j (Hint: a: 3 and b : 0 3. If å = 4i + 2j + 4k ,B = -2i + 4j – 3k and č = 4i + 5j. If å + xb is perpendicular to ĉ then find x. 4. Let z = -4 + 3i and zw = -7 – 2i. By showing clear steps, find w in the form of a+bi. 5. Simplify the following numbers and write them in standard form: (5V-16 + 4 i 50 ) + 2(-k + i(75+m)) (Hint: k: 3 and m : 3
Transcribed Image Text:2. a. Find a vector and unit vector perpendicular to each of the vector Å + B and à – B , where Å = ai + 4j + bk & B = 6k + i + 2j (Hint: a: 3 and b : 0 3. If å = 4i + 2j + 4k ,B = -2i + 4j – 3k and č = 4i + 5j. If å + xb is perpendicular to ĉ then find x. 4. Let z = -4 + 3i and zw = -7 – 2i. By showing clear steps, find w in the form of a+bi. 5. Simplify the following numbers and write them in standard form: (5V-16 + 4 i 50 ) + 2(-k + i(75+m)) (Hint: k: 3 and m : 3
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