Answer:
Only the second equation is an identity
Step-by-step explanation:
<u>Note that </u>
<u>You can confirm it: </u>
<u>Therefore</u>
<h2>
It is not an Identity</h2>
<u>Let's the second one</u>
In this case, we already performed the calculations, so it is true. It is an Identity.
Answer:
50.24 is a rational number
Explanation:
Because Irrational numbers are ones that never end.
50.24 is a nice, round number, even though its a decimal.
Also, Google says:
"Rational Numbers: Any number that can be written in fraction form is a rational number. This includes integers, terminating <u>decimals</u>, and repeating decimals as well as fractions"
I know I'm late, but I knew the answer so why not. Hope this is helpful!! \(^o^\)