Answer:
Step-by-step explanation:
x² -2x-24=0
a=1 and b=-2 and c=-24
Δ : b²-4ac Δ = (-2)²-4(1)(-24) = 4+96 =100
Solution of a quadratic equation ax² + bx + c = 0
x = [-b ± v(b² - 4ac)]/2a
Δ = b²- 4ac ........continu
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