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If x2 + ax + b = 0 and x2 + bx + a = 0 have exactly 1 common root then what is the value of (a + b)?
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If x2 + ax + b = 0 and x2 + bx + a = 0 have exactly 1 common root then what is the value of (a + b)?
Posted:
Wed Jul 13, 2022 8:10 pm
by
answerhappygod
a) 1
b) 0
c) -1
d) 3