Using the product of algebraic expressions, find the formulas

Using the product of algebraic expressions, find the formulas for (a + b)² and (a – b).

Solution:

Using the identity (a + b) = a² + 2ab + b², derive the formula for (a + b + c)². Hence, find the value of (2x – 3y + 4z)².

Solution:

More Solutions:

• Add the following: 4p(2 – p^2) and 8p^3 – 3p
• Multiply: (5x – 2) by (3x + 4)
• Multiply: (x – 2y + 3) by (x + 2y)
• Simplify: (x^2 + 3) (x – 3) + 9
• Divide: – 39pq^2 r^5 by – 24p^3 q^3r