If points A and B have position vectors    and   , then is

If    and    , then   is

The number of ways to choose 4 peoples out of 10 members is

The equation of the sphere with center (1, 4, 1) and radius 3 is

If point  B and C have position vectors   and is

Which of the following statements can be proved by induction?

The coordinates of the point on the xy-plane are of the form

In the statement 3n + 2 < 5ⁿ for all natural numbers n, what is the inductive hypothesis?

Which statement is correct regarding mathematical induction?

What is the initial step for proving the inequality n³ > 2n² + n for all natural numbers n > 3?