The following table shows the possible meal combinations when choosing an entrée and a side dish at Marty's Diner
How many outcomes include fries or fruit as the side dish?

A total of 6 outcomes include fries or fruit as the side dish.

Step-by-step explanation:

Step 1:

There is a total of 9 possible meal combinations. A person must choose an Entree and a side dish.

The Entrees consist of burgers, tacos, and pizzas.

The side dishes consist of salad, fries, and fruit.

Step 2:

To determine the number of combinations consisting of fries or fruit, we calculate the individual combinations.

With fries as your side dish, you can choose a burger, a pizza or a taco as your Entree. The same can be done with salad as your side dish.

There are 3 combinations each so there are a total of 6 combinations with fruit or fries as the side dish.

a4 - 3a2 - 1

step-by-step explanation:

step   1   :

equation at the end of step   1   :

  ((a4) -   3a2) -   1

step   2   :

trying to factor by splitting the middle term

2.1     factoring   a4-3a2-1  

the first term is,   a4   its coefficient is   1 .

the middle term is,   -3a2   its coefficient is   -3 .

the last term, "the constant", is   -1