What value of c makes x2 − 24x + c a perfect square trinomial?
2 answers:
Answer:
144
Step-by-step explanation:
X² - 24x + c
perfect square trinomial: a² + 2ab + c²
a² = x² ⇒ x * x
2ab = -24x ⇒ 2(-12)x
c² = (-12)² = 144
x² - 24x + 144
The value of c to create a perfect square trinomial is 144.
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