(P+Q)" is a unit vector along "X" -axis? If "P=hat I-hat J+k^(^^)" then what value is "Q?

vec(P)+vec(Q) is a unit vector along x-axis. If vec(P)= hat(i)-hat(j)+hat(k) , then what is vec(Q) ?

vec(P)+vec(Q) is a unit vector along x-axis. If vec(P)= hat(i)-hat(j)+hat(k) , then what is vec(Q) ?

The unit vector along hat(i)+hat(j) is

Unit vector along the vector hat(i) + hat(j) + hat(k) is

If hat i and hat j are unit vectors along X - and Y -axis respectively,then what is the magnitude and direction of hat i+hat j and hat i-hat j?

Thescalar product of the vector hat i + hat j + hat k with a unit vector along the sum of vectors 2 hat i + 4 hat j - 5 hat k and lambda hat i + 2 hat j + 3 hat k is equal to one. Find the value of lambda .

The scalar product of the vector hat i+ hat j+ hat k with a unit vector along the sum of vector 2 hat i+4 hat j-5 hat k and lambda hat i+2 hat j+3 hat k is equal to one. Find the value of lambda .

The scalar product of the vector hat i+ hat j+ hat k with a unit vector along the sum of vector 2 hat i+4 hat j-5 hat k and lambda hat i+2 hat j+3 hat k is equal to one. Find the value of lambda .

The scaler product of the vector hat (i) + hat (j) + hat (k) with the unit vector along the sum of vectors 2 hat (i) + 4 hat (j) - 5 hat (k) and lambda hat (i) + 2 hat (j) + 3 hat (k) is equal to one . Find the value of lambda

The magnitude of the vector product of the vector hat i+ hat j+ hat k with a unit vector along the sum of vectors 2 hat i+4 hat j-\ 5 hat k and lambda hat i+2 hat j+3 hat k is equal to sqrt(2) . Find the value of lambda .