Which polynomial represents the sum below?

(-x4 + 4x3 + 1) + (4x3 + x + 2)

a. -x4 + 4x6 + x + 3
b. x8 + 8x7 + x + 3
c. -x7 + 8x6 + x + 7
d. -x4 + 8x3 + x + 3

Which of the following equations is of the parabola whose vertex is at (4, 3), axis of symmetry parallel to the y-axis and focus at (4, -3)? a.) y+3=1/24 (x+4)^2 b.)y-3=-1/24 (x-4)^2 c.)x-4=-1/24 (y-3)^2

Rectangle leg this 11feet and perimeter of 38feet what is the width of the rectangle in feet

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each,and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent.how much did jame pay at the end?