What value of c makes x2 − 24x + c a perfect square trinomial?
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x² - 24x + C
=> x² - 2.12.x + C
compare it from
(a-b)² = a²-2ab + b²
now we get value of
a= x & b = 12
so value of C = b²
=> C = 12²
=> C = 144 ...Answer
Hope it will help you.
=> x² - 2.12.x + C
compare it from
(a-b)² = a²-2ab + b²
now we get value of
a= x & b = 12
so value of C = b²
=> C = 12²
=> C = 144 ...Answer
Hope it will help you.
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