Take x= -6 and y=4 find i) x+y,
ii) (x-y ) –x
iii) x 2 + y 2 +2xy

Each cookie sells for $0.50 sam spent $90 on baking supplies and each cookie cost $0.25 to make how many cookies does sam need to sell before making a profit formula: sales> cost

How to find the exponential function y=ca^x, with points (1,2) and (2,1)

Find all the angles that satisfy the equation cos(θ)=32