Answer:
These are instructions for finding the product of two binomials. by, means multiplied by. Say we want to find the product ( x – 3)(2x + 1)
Step-by-step explanation:
step 1: Square the First Term,
step 2: Double the Product of the 2 terms ,
step 3: Square the Last Term. So to find (x – 5)² : square x, multiply 2 times x times – 5, square (– 5)