Please Help! Trignometry Problem! Convert the polar equation to rectangular form:
r = 6 cosx + 8 sinx

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

Kayla made observations about the sellin price of a new brand of coffee that sold in the three different sized bags she recorded those observations in the following table 6 is $2.10 8 is $2.80 and 16 is to $5.60 use the relationship to predict the cost of a 20oz bag of coffee.

Can you me find the slope! (30 points)