If x+iy = a+ib/c+id
Show that
X-iy = a-ib/c-id

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.

Write the equations in logarithmic form 7^3=343

What is the mean of the data set 125, 141, 213, 155, 281