Q16 of 36 Page 1

Check whether (l+ m+ n) is a factor of the determinant or not. Give reason.

Given:

Need to check: (l+ m+ n) is a factor of the determinant or not.

This state of the determinant implies that (l+ m+ n) is a factor of the determinant.

If tangent to the curve y² + 3x – 7 = 0 at point (h, k) is parallel to line x – y = 4, then value of k is ___________

For the curve y = 5x – 2x³, if x increases at the rate of 2units/sec, then at x = 3 the slope of the curve is changing at ___________

The magnitude of projection of on is ___________

Vector of magnitude 5 units and in the direction opposite to is ___________

Evaluate

Find