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How do I express four less than the square number

User Baleato
by
7.2k points

2 Answers

6 votes

Answer:

X^2-4

Explanation:

Let x be our number.

So we square the number because it says 4 less than the square number.

So we have x^2.

Now, we have to take 4 less than that.

So x^2-4 is our answer.

(This can also be factored because it is in the form a^2-b^2)

(This can be rewritten as (x+2)(x-2))

User Xorinzor
by
7.2k points
2 votes

Answer:

x^2 - 4

Explanation:

Number squared (x)^2

less than is a subtraction term

put them together you get x^2 - 4

User Karantan
by
7.4k points

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