jayjay5246
25.08.2019 •
Mathematics
What result would you get using jessica's method? is this result correct
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Ответ:
Ответ:
Step-by-step explanation:
x2 + (x+1)2 =481
x2 + x2 + 2x +1 = 481
2x2 +2x - 480 = 0
2( x2 + x - 240) = 0
x2 + 16x - 15x - 240 = 0
(x+16) (x-15) = 0
x= -16 (ignore) , x= 15
1st integer = x = 15
2nd integer= x+1 = 15 +1 = 16