noahsroot
contestada

The sum of a number and 8 is no more than the square of the difference of the number and 4.

Which of the following inequalities can be used to determine the unknown number?

A.
x + 8 < (x + 4)2
B.
x + 8 ≤ x2 − 4
C.
x + 8 ≤ (x − 4)2
D.
x + 8 < x2 + 42

Respuesta :

kudzordzifrancis
Let the number be x,
The sum of the number and 8 is
[tex](x + 8)[/tex]
The square of the difference of the number and 4 is
[tex](x - 4) {}^{2} [/tex]

Hence the inequality is
[tex](x + 8) \leqslant (x - 4) {}^{2} [/tex]


The correct answer is C

tryingnottofailhs

The correct answer on PLATO is C

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