Question

2. Which of the following is equivalent to (g+h)(p+q-r)?

Ogp+gq+gr + hp + hq + hr
Ogp+hq-hr
Ogp+hq-r
Ogp+gq-gr + hp +hq - hr

Answer 1

D. gp + gq - gr + hp + hq - hr

Explanation:

I got it right on my test.

Answer 2

`\boxed{D)\;gp+gq-gr+hp+hq-hr}`

Explanation:

`\left(g+h\right)\left(p+q-r\right)`

`gp+gq+g\left(-r\right)+hp+hq+h\left(-r\right)`

`gp+gq-gr+hp+hq-hr`

Hope it helps!