What is the coefficient of this term?

9x³

Simplify the expression:

3x + 6 - 2x +7

Find the perimeter of this rectangle.

Fill in the blank: 'The number in front of the variable is called the _______'

What is the name of a polynomial with four or more terms?

Simplify

(2x² + 5x - 7) + ( 3 - 4x² + 6x)

Given that a = 2, b = -1, c = 3. Calculate the value of

a²b + b²c + c²a

Find the area of the rectangle ABCD.

Given that the triangle ABC is isosceles at A and its perimeter is 4x + 64. Find the length of the side BC.