Dad wants to buy a fridge. he may purchase it cash for $635 or he may buy it on hire purchase by making a down payment of $190 followed by 8 monthly installments of $60 each a) how much will the fridge cost on hire purchase?
b) how much money is saved to buying it cash instead of on hire purchase?​

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

Is there a direction u in which the rate of change of f(x, y)equals=x squared minus 3 xy plus 4 y squaredx2−3xy+4y2 at p(1,2) equals 14? give reasons for your answer. choose the correct answer below. a. no. the given rate of change is smaller than the minimum rate of change. b. no. the given rate of change is larger than the maximum rate of change. c. yes. the given rate of change is larger than the minimum rate of change and smaller than the maximum rate of change.

50 points and will mark brainlest if you were constructing a triangular frame, and you had wood in the length of 4inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood? yes or no? = explain your mathematical thinking: