Mathematics
V2x² + 5x – 7 + 13(x² – 7x+6) – 17x2 - 6x -1 = 0,
find sum of all possible values of x.
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Answer:
32/5
Step-by-step explanation:
you can factorize all quadratic equations in sq roots and take Sqrt(x-1) common. then one solution is 1.
solve remaining equation by squaring. you will get other solutions as 9 and -18/5
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