First you find 4/5 of 8 and then 4/5of 7 and multiply them
Well all you have to do is find the common denominator then use it to subtract
Answer:6√3
Explanation:Before we begin, remember the following:
Now, for the given:75 can be written as 25*3
This means that:

Applying the above concept, we can find that:

Now, we know that:
√25 = 5 (we ignored the negative value)
This means that:
√75 = 5√3
Finally, we can compute the needed sum as follows:
√75 + √3 = 5√3 + √3 = 6√3
Hope this helps :)
The common ratio in the geometric sequences 2
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Answer:
4+p
Step-by-step explanation: