The side length of a cube is √7 cm.
1 answer:
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the operation:
Gives a square number.
<h3>How to get a perfect square?</h3>
A perfect square is the product of a number and itself.
As you can see in the example, 16 is a square number. Then let's try to get 16.
To get 16 we can use the difference:
20 - 4
So the first therm needs to be equal to 20, and the second equal to 4.
To write 20 in scientific notation we have:
To write 4 in in scientific notation:
Then the operation:
Gives a square number.
If you want to learn more about square numbers:
#SPJ1
Answer:
4
Step-by-step explanation:
To simplify
÷
Change division to multiplication and turn the second fraction upside down, that is
×
Cancel the factor (x + 3) on the numerator/ denominator , leaving
= 4