Write the vector u as a sum of two orthogonal vectors one of which is the vector projection of u onto v, projvu u=(-9,3), v=(-9,-3).

a. (-7.2,-2.4)+(-1.8,5.4)
b. (-6,-2)+(-3,9)
c. (-9,-3)+(0,6)
d. (3,1)+(-12,2)

The cash price of a television is $580.the hire-purchase price of the television is $865.the hire-purchase price is an initial deposit of n% of the cash price and 6 equal monthly payments of $120.find the value of n.

Find the value of x for which abcd must be a parallelogram -9-6x x-30

For the equations below which statement is true ?