Problem 4. let a, b, c, γ0, γ1 be real numbers with a 6= 0. use theorem 1 to prove that the initial value problem ( ax00 + bx0 + cx = sin(t) x(0) = γ0, x0 (0) = γ1. has a unique solution on (−[infinity],[infinity]).

What is the quadric regression equation that fits these data

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling