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Question

¯¯¯¯A=6.00^i8.00^j units, ¯¯¯¯B=8.00^i+3.00^junits and ¯¯¯¯C=26.0^i+19.0^j units. lf a¯¯¯¯A+b¯¯¯¯B+¯¯¯¯C=0, the values of a and b are

A
111123 and 16141
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B
111123and16141
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C
111123and16141
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D
111123and16141
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Solution

The correct option is A 111123 and 16141
Equating the components of ^i and ^j we get:
6a+8b+26=0
8a+3b+19=0
Solving these 2 equations we get:
Values of a and b are 111123 and 16141.

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