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Sagot :
To determine which expression represents the total perimeter of the triangular community pool, we need to look at the structure of the given expressions and understand how they might represent a perimeter.
The perimeter of a triangle is the sum of the lengths of its three sides. In algebraic expressions for such geometrical measurements, we often encounter terms involving both [tex]\(x^2\)[/tex] and [tex]\(x\)[/tex], as well as constant terms that don't vary with [tex]\( x \)[/tex].
Let's examine each expression in detail:
1. Expression: [tex]\(12x^2 + 15\)[/tex]
This expression includes only a quadratic term ([tex]\(12x^2\)[/tex]) and a constant term (15). It lacks a linear term involving [tex]\(x\)[/tex]. Typically, side lengths of geometrical figures including all terms would be more indicative of a realistic shape.
2. Expression: [tex]\(20x^2 + 25\)[/tex]
Similarly, this expression also includes only a quadratic term ([tex]\(20x^2\)[/tex]) and a constant term (25) and does not include any linear term [tex]\(x\)[/tex].
3. Expression: [tex]\(12x^2 + 8x + 25\)[/tex]
This expression includes a quadratic term ([tex]\(12x^2\)[/tex]), a linear term ([tex]\(8x\)[/tex]), and a constant term (25). This starts to resemble a form one might expect if we are considering an algebraic sum of the sides of a triangular shape.
4. Expression: [tex]\(24x^2 + 16x + 50\)[/tex]
This last expression includes a quadratic term ([tex]\(24x^2\)[/tex]), a linear term ([tex]\(16x\)[/tex]), and a constant term (50). This is similar to the third expression but has double the coefficients, making it perhaps a more comprehensive representation of the perimeter as it aggregates more of what could be the sides' lengths of a triangle.
Given these observations, an expression representing an aggregate more closely tied to a realistic perimeter should include terms involving both [tex]\(x^2\)[/tex] and [tex]\(x\)[/tex] alongside a constant term. Upon evaluating these options, the lexicon and larger coefficients in the fourth expression, [tex]\(24x^2 + 16x + 50\)[/tex], imply these might aggregate the lengths of the three sides making up a more realistic and comprehensive total perimeter.
Thus, the correct expression representing the total perimeter of the pool edge is:
[tex]\[24x^2 + 16x + 50\][/tex]
Therefore, the right answer is [tex]\(\boxed{4}\)[/tex].
The perimeter of a triangle is the sum of the lengths of its three sides. In algebraic expressions for such geometrical measurements, we often encounter terms involving both [tex]\(x^2\)[/tex] and [tex]\(x\)[/tex], as well as constant terms that don't vary with [tex]\( x \)[/tex].
Let's examine each expression in detail:
1. Expression: [tex]\(12x^2 + 15\)[/tex]
This expression includes only a quadratic term ([tex]\(12x^2\)[/tex]) and a constant term (15). It lacks a linear term involving [tex]\(x\)[/tex]. Typically, side lengths of geometrical figures including all terms would be more indicative of a realistic shape.
2. Expression: [tex]\(20x^2 + 25\)[/tex]
Similarly, this expression also includes only a quadratic term ([tex]\(20x^2\)[/tex]) and a constant term (25) and does not include any linear term [tex]\(x\)[/tex].
3. Expression: [tex]\(12x^2 + 8x + 25\)[/tex]
This expression includes a quadratic term ([tex]\(12x^2\)[/tex]), a linear term ([tex]\(8x\)[/tex]), and a constant term (25). This starts to resemble a form one might expect if we are considering an algebraic sum of the sides of a triangular shape.
4. Expression: [tex]\(24x^2 + 16x + 50\)[/tex]
This last expression includes a quadratic term ([tex]\(24x^2\)[/tex]), a linear term ([tex]\(16x\)[/tex]), and a constant term (50). This is similar to the third expression but has double the coefficients, making it perhaps a more comprehensive representation of the perimeter as it aggregates more of what could be the sides' lengths of a triangle.
Given these observations, an expression representing an aggregate more closely tied to a realistic perimeter should include terms involving both [tex]\(x^2\)[/tex] and [tex]\(x\)[/tex] alongside a constant term. Upon evaluating these options, the lexicon and larger coefficients in the fourth expression, [tex]\(24x^2 + 16x + 50\)[/tex], imply these might aggregate the lengths of the three sides making up a more realistic and comprehensive total perimeter.
Thus, the correct expression representing the total perimeter of the pool edge is:
[tex]\[24x^2 + 16x + 50\][/tex]
Therefore, the right answer is [tex]\(\boxed{4}\)[/tex].
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