Question

the equation x^2+(a+1)x+b has two zeroes 2 and 5.find the value of a and b.
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Answer 1

As we know

Sum of zeroes = a + 1

2 + 5 = a + 1

7 = a + 1

a = 7 - 1

a = 6 ..ans...

product of zeroes = b

b = 2 × 5

b = 10 ..ans...