Answer:
4. A survey asking 75 people if they like the new school building
Step-by-step explanation:
A binomial experiment consist of n trials but for every trial there are only two possible outcomes.
1. A survey asking 75 people to name their favorite color
There can be more than two answers to the given question so it is not a binomial experiment.
2. A survey asking 75 people to give their age
The age can be any integer which makes the outcomes more than two so this is also not a binomial experiment.
3. A survey asking 75 people whom they voted for in the election
This is also not a binomial experiment as there can be more than two answers to the question
4. A survey asking 75 people if they like the new school building
The given question can only be answered in yes or no which means only two possible outcomes so this is a binomial experiment ..
Overall, Will moved farther back in line than Amber.
Answer:
Proved
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Step-by-step explanation:
Required
Prove that:

Solving from left to right:
Open brackets


Collect Like Terms


Collect Like Terms

Factorize:

Further factorize

In trigonometry:

So, we have:


<em>Proved</em>
I ran into a similar question and after doing the math, I believe the answer is B, Please correct me if I'm wrong. Thank You!