Which expressions are equivalen] to x^3 + 9x^2?

Choose all answers that apply:

A

2 (x + 3i) (2 - 3i)

B

22 (2 + 9)

2 (x - i) (2+9i) - 8xi

D

(x2 + 3ci) (2 - 3i)

If line segment is 100 feet, and line segment is 80 feet, what is the length of line segment?

Simplify 7x+6 (1-7x)

Maddie is packing moving boxes. She has one 3 cubic-foot box and one 6 cubic-foot box. How many cubic feet of clothing can she fit in the two boxes? 8 9 10 12

A decorative steel frame is shown below it is made of a circular section and and 6 stems the length of each stem is 45 cm work out the total length of Steel used in the frame

The area a equals pi R squared of a circular water ripple changes with the radius. At what rate does the area change with respect to the radius when r equals 4

True/false:the following equation is an example of distributive property 42+22+56+11=131

14 ft = how many yards with a remainder of feet

protons are positive and electrons are negative if atom has 12 protons and 15 electrons what is the overall charge

What is the definition of undefined term?

In binary system 100 + 101 = 1001. write decimal equivalent of the summand and sum.