ralph buys a package of pasta for 2.29 and a jar of tomato sauce for 2.69. He uses a 0.35 coupon and a 0.20 coupon. What is the total costs of Ralph's purchases?

is there a picture

step-by-step explanation:

what

i think it’s a i believe

h is the x-coordinate of the vertex

step-by-step explanation:

we have

in this function

the point represent the vertex of the function

so

h is the x-coordinate of the vertex

k is the y-coordinate of the vertex