need help
question c_5
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if it is a unit vector then it's modulus must be equal to 1
so 0.5^2+0.8^2+c^2 = 1
0.25+0.64+c^2 = 1
c^2 = 1-0.89 = 0.11
c = √0.11 = 0.34
hence the value of c=0.34
so 0.5^2+0.8^2+c^2 = 1
0.25+0.64+c^2 = 1
c^2 = 1-0.89 = 0.11
c = √0.11 = 0.34
hence the value of c=0.34
vedha03:
yes √0.11 = √11/10 = 0.34
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