3. Which among the statements is true? a. Every parallelogram is a rhombus.

b. Every rectangle is a square.

c. Every rhombus is a rectangle.

d. Every square is a rectangle.​

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?