Question

If the sum of zeroes of the quadratic polynomial f(x)=kx^2-3x+5 is 1 write the value of k

Answer 1

alpha + beta = -b/a

alpha + beta = 1 ( given )

-b/a = 1

-(-3)/k = 1

3/k = 1

k = 3

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Answer 2

Answer:

3

Step-by-step explanation:

Sum of zeroes = 1

=> -b/a = 1

=> -(-3)/a = 1

=> 3/a = 1

=> a = 3

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