Which expressions are equivalent to 4b4b ? choose all answers that apply: choose all answers that apply: (choice a) a b+2(b+2b)b+2(b+2b) (choice b) b 3b+b3b+b (choice c) c 2(2b)2(2b)

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m

Alina fully simplifies this polynomial and then writes it in standard form. xy2 – 2x2y + 3y3 – 6x2y + 4xy2 if alina wrote the last term as 3y3, which must be the first term of her polynomial in standard form? xy2 5xy2 –8x2y –2x2y