तीन गैर-शून्य सदस्यों (vectors) A, B, और C के समतलीय (coplanar) होने के लिए निम्नलिखित में से कौन सी एक आवश्यक या मान्य शर्त नहीं है?

If a = (0, -1, 2), b = (1, 0, -1) and c = (2, -1, 0), then which of the following is a unit vector parallel to a - b - c?

If a = 2î + 3ȷ and b = î - ȷ, then a - b is:

If vectors a and b are perpendicular with |a| = 5 and |b| = 12, then |a + b| is equal to:

Find the magnitude of vector a given by a = (î - 3ȷ + 2k̂) × (-î + 3k̂).

If vector a = i + 2j + 3k and vector b = 2i - j + k, then vector a × vector b is:

The magnitude of the vector 3i - 4j is:

Vectors having the same or parallel supports are called ________.

Let a = 3i + 4j and b = 4i + 3j. What is their magnitude? Are vectors a and b equal?