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17.
Find the value of k that will make 4x² – 12x + k a perfect square trinomial.
k =
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17 Find the value of k that will make 4x 12x k a perfect square trinomial k Enter your next step here G O Tool class=

Respuesta :

Solution:

Using formula (a-b)^2 = a^2-2ab+b^2

[tex]4x^{2} - 12x + k \\ = > (2x) ^{2} - 2(2x)(3) + {3}^{2} \\ \\ = > {(2x)}^{2} - 2(2x)(3) + 9[/tex]

Answer:

k = 9

Answer:

Using formula (a-b)^2 = a^2-2ab+b^2

4x 2 −12x+k

=>(2x) 2 −2(2x)(3)+3 2

=>(2x) 2 −2(2x)(3)+9

=> k = 9

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