Given no other restrictions, what are the domain and range of the following function?
f(x) = x^2 - 2x + 1
a. d = all real numbers
r = all real numbers
b. d = all real numbers
r = {y | y > - 1}
c. d = all real numbers
r = {y | y > 0}
d. d = {x | x > 0}
r = {y | y < 1}

Answer soon(fast) 15 pts-brainliest? for right answer with small explination a restaurant catered a party for 40 people. a child’s dinner (c) cost $11 and an adult’s dinner (a) cost $20. the total cost of the dinner was $728. how many children and adults were at the party? use the table to guess and check.(i couldn't get the graph onto the question)                                8 children and 32 adults9 children and 31 adults10 children and 30 adults12 children and 28 adults

What is the difference between regular convex and concave polygons

Match the equivalent expressions. x - 3y + 12 12 - 3y - 2x + x + 2x 3x + 2y - 2x + y + 12 3y + 12 3x + y - 12 4y + 3y + 3x - 6y - 10 - 2 x + 3y + 2x - 3x + 7 + 5 x + 3y + 12 5 + 2y + 7x - 4x + 3y - 17