Question

Problems on FOILing and factoring.

Answer 1

The expression (2x-3)(5x+7) is equivalent to

Answer 2

\[7x+4\]
\[-3x-10\]
\[10x^2+14\]
\[10x^2-x-21\]
\[10x^2+29-21\]

Answer 3

You need to simplify the equation. To do this you multiply each term with a term contained within the other parenthesis.

\(\bf{2x \times 5x + 2x \times 7 - 3 \times 5x -3 \times 7}\)

Answer 4

Do I then combine like terms to multiply them together?

Answer 5

yes you do.

Answer 6

Hmmm
\[10x^2+14x-15x-21\]
Or
\[10x^2-x-21\]

Answer 7

O;

Answer 8

correct!

Answer 9

I ha e 14 more, you got time? 😝