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Chapter 9: Q. 19 (page 632)

In Problems 19鈥�22, v1=4,6,v2=-3,-6,v3=-8,4,v4=10,15.

Find the vector v1+2v2-v3.

Short Answer

Expert verified

v1+2v2-v3=6i^-10j^or6,-10

Step by step solution

01

Step 1. Given information

The given vectors are

v1=4,6,v2=-3,-6,v3=-8,4,v4=10,15

02

Step 2. Find the value of v1+2v2-v3

v1+2v2-v3=4i^+6j^+2-3i^-6j^--8i^+4j^=4i^+6j^-6i^-12j^+8i^-4j^=6i^-10j^

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