Answer:
6
Step-by-step explanation:
There are 6 possible out comes
The coin can be either heads or tails
The marble can be either red yellow or blue
Outcomes
Heads Red Heads yellow Heads Blue
Tails Red Tails yellow Tails Blue
D - their slopes are negative reciprocals of each other.
<em>So the parallelogram Formula is B×H</em>
<em>Plug in </em>
<em>12 3\4 ×1\2</em>
<em>51\4 × 1\2 </em>
<em>51\8 = 6.375</em>
<em>So if you solve you will be gated 6.375 </em>
The answer C, the product of a constant factor 9 and a 2-term factor x + 7.