Question
Compare and write <, > or =
- <
- >
- =
- None of the above
Hint:
A number's square root is a value that, when multiplied by itself, yields the original number. The other way to square an integer is to find its square root. Squares and square roots are hence linked ideas.
Here we have given two expressions and we have to put the comparison sign for that.
The correct answer is: <
So the expression which is provided is:
Now we have to put the sign out of greater than, less than and equal to. Before that we need to simplify the terms.
Squaring both the expressions, we get:
Here we will use the formula:
Expanding it, we get:
Simplifying it, we get:
Cancelling from both sides, we get:
Here we can see that clearly Right hand side term is greater than left term.
So:
Here we used the concept of square root. With the help of that we simplified the given terms from both sides using the algebraic formula and then found out the correct sign that needs to be there!
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