the equation form of the sum of squares of two consecutive natural numbers is 313 isdewthe fairiesofarea7)((x➕ 9) then the roots is
a) 7,-9
b) 7,9
c) 16,9
d) 9,16
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Answer:
x
2
+(x+1)
2
=313
x
2
+x
2
+2x+1=313
2x
2
+2x−312=0
x
2
+x−156=0
(x−12)(x+13)=0
x=12,x=−13
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