QUESTION IMAGE
Question
use the discriminant to answer the questions.
32x - 4 = 4x² + 60
for the equation shown, choose the description of
the solutions.
○ one real, rational
○ two real, rational
○ two real, irrational
○ two complex
done
Step1: Rearrange to standard quadratic form
$4x^2 - 32x + 64 = 0$
Step2: Identify a, b, c values
$a=4,\ b=-32,\ c=64$
Step3: Calculate discriminant $\Delta=b^2-4ac$
$\Delta=(-32)^2 - 4(4)(64) = 1024 - 1024 = 0$
Step4: Interpret discriminant value
A discriminant of 0 means one real rational solution.
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One real, rational