13 points tanfin12 2.6.028. 6. consider the following system of equations. x2 +x3 = bi x1 + x2 +x3 b2 x1- x1 2x2-x3 b3 (a) write the system of equations as a matrix equation. bi 1 1 1 x1 -1 b2 x2 1 -2 -1 by x3 (b) solve the system of equations by using the inverse of the coefficient matrix. (i) where bi 4, b2 -4 , b3 0 (x1, x2, x3) (ii) where bi 0, bz =3, b3 =-11 (xi, x2, need ? read it watch it submit answer save progress viewing saved work revert to last response practice another version 7. o-1 points tanfin12 2.6.038. find the matrix a if 4 1 1 3 a=

Acircle has a circumference of 28.36 units what is the diameter of the circle

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

Hardest math question of all time can you solve the equation. check for extraneous solutions.9∣9-8x∣ = 2x+3