Find each product. [(3a+b)-1]²

The special products can be used to perform selected multiplications.

On the left, we use (x+y)(x-y) = x²-y². On the right, (x-y)² = x²-2xy+y².

Use special products to evaluate each expression. 102²

The special products can be used to perform selected multiplications.

On the left, we use (x+y)(x-y) = x²-y². On the right, (x-y)² = x²-2xy+y².

Use special products to evaluate each expression. 71²

Multiply the polynomials using FOIL.

$\(\left\)(x-5\(\right\))\(\left\)(x-12\(\right\))$

Multiply the polynomials using FOIL.

$\(\left\)(x^2-3x\(\right\))\(\left\)(2x+8\(\right\))$

 Multiply the polynomials.

$\(\left\)(x+4\(\right\))\(\left\)(3x^2-2x+1\(\right\))$

Multiply the polynomials.

$\(\left\)(x+3\(\right\))\(\left\)(x-5\(\right\))\(\left\)(-2x+1\(\right\))$

Multiply the polynomials using special product formulas.

$\(\left\)(5x-9\(\right\))\(\left\)(5x+9\(\right\))$