Find the sum of the first 9 terms of the following sequence. Round to the nearest hundredth if necessary.

30,-120, 480,...

Sum of a finite geometric series:

Sn= a1 - a1r^n / 1 - r

Does anyone knows the answer to this? Pls

Question: a) does the given set of points represent a linear function? how do you know? b) assume that the point (-2,4) lies on the graph of a line. what y-values could complete this set of ordered pairs that lie on the same line: (- (hint: there are several correct answ

To diagonalize an nxn matrix a means to find an invertible matrix p and a diagonal matrix d such that a pdp d p ap or [1 3 dh epap 3 let a=-3 -5 -3 3 3 1 step 1: find the eigenvalues of matrix a "2's" step 2: find the corresponding eigenvectors of a step 3: createp from eigenvectors in step 2 step 4 create d with matching eigenvalues.

P= price tax is 4% added to the price. which expression shows the total price including tax?