Multiply.
9x^2 + 36x + 36
Multiply.
25x^2 - 4
Multiply.
-10x^2y - 15xy^2 + 6x^2 + 9xy
Divide.
-4 / x^4
Divide.
x - 9
Multiply.
8x^2 + 30x - 8
Subtract.
11x - 4y + 6z
Evaluate when x = 7 and y = -3
72
Multiply.
6y^6 - 2y^3 + 8y^2 - 12y
Multiply.
3x^3 + 7x^2 - 19x + 4
Divide.
9x^5 - 6x^3 + 4x + 3/x^2
Evaluate when x = -2 and y = 4
-758
Divide.
-3x^6y^5 + 6x^3y^2 - 2/x
Multiply.
20a^5 - 10a^4 + 25a^3
Simplify by combining like terms.
3x^2y - 3xy + 10