solve the qudratic equation :-. n^2+21n-6360
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Step-by-step explanation:
= n^2+21n -6360
campair to
= ax^2+bx+c
= a= 1 ,b= 21 and c= -6360
= n= -b+-√b^2-4ac/2a
n= -21+-√(21)^2-4(1)(-6360)/2(1)
n= -21 +- √441- (-25440) /2
n= -21+-√441+25440/2
n= -21+-√25881/2
+
= -21+√25881/2
and-
= -21 -√25881/2 Answer
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