A college bookstore buys textbooks from two suppliers supplier a and supplier b. Supplier a offers packages of 5 accounting textbooks and 5economic textbooks at birr 50 per package
mathetmatics: the position of OP=3i-2j-k and OQ are referred to the origin 0.Determine OQ if the free vector PQ=-2i+j4k.
A triangle ABC has the coordinates A(1,2,3),B(-1,-2,-3) and C(3,4,6). Calculate the perimeter and hence the area of the triangle ABC.
Find the value of a and b if x-1 and x-2 are the factor of x3 -ax +b