the coefficient of the 5th,6th, and 7th term in the binomial expansion (1+x)^n in ascending power of x are linear sequence (Ap) find the possible value of n​

Which statement best describes the polynomial

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1