वेक्टर `a hati+b hatj+chatk` का परिमाण निकले.

Let alpha = a hati + b hatj + chatk , vecbeta = bhati + chatj + ahatk and vecgamma = chati + ahatj + bhatk be three coplanar vectors with a ne b and vecv = hati + hatj + hatk . Then vecv is perpendicular to

Let a, b and c be distinct non-negative numbers. If vectos a hati +a hatj +chatk, hati + hatk and chati +chatj+bhatk are coplanar, then c is

Let a, b and c be distinct non-negative numbers. If vectos a hati +a hatj +chatk, hati + hatk and chati +chatj+bhatk are coplanar, then c is

Let a, b and c be distinct non-negative numbers. If vectos a hati +a hatj +chatk, hati + hatk and chati +chatj+bhatk are coplanar, then c is

Let a, b and c be distinct non-negative numbers. If vectos a hati +a hatj +chatk, hati + hatk and chati +chatj+bhatk are coplanar, then c is

If the vectors a hati + hatj + hatk , hati + b hatj + hatk and hati + hatj + chatk are coplanar where a ne 1 , b ne 1 , c ne 1 , prove that 1/(1-a)+1/(1+b)+1/(1-c) = 1 .

If a unit vector is represented by 0.5hati + 0.8hatj + chatk the value of c is

If a unit vector is represented by 0.5hati + 0.8hatj + chatk the value of c is

If a unit vector is represented by 0.5hati + 0.8hatj + chatk the value of c is