Chloe must pick a 6-digit personal identification number for her bank card. each digit must be between 0 and 9. which expression represents the number of different combinations of 6-digit numbers she can create? | a: 6+10 b: 6x10 c: 10x10x10x10x10x10 d: 6x6x6x6x6x6x6x6x6x6

Can any one me with the answers to these questions asap?

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.

Ashley recently opened a store that sells only natural ingredients. she wants to advertise her products by distributing bags of samples in her neighborhood. it takes one person 22 minutes to prepare one bag. how many hours will it take to prepare 900900 bags of samples if ashley and 55 of her friends do the work?