Use the completing the square method to transform the equation x square + 2x=13 into an equation of the form (x + a) square + b, where a and b, are real numbers what are the values of a and b?

What is 32+4 x (16 x 1/2) -2 show your work}

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.

100 points, hi, i’m not sure what to do here, the data doesn’t seem to be quadratic .? can anyone me, in advance