Question

the quadratic polynomial , the sum and the product of whose zeros are 1and -1 respectively , is
${x}^{2} - x + 1$
${x}^{2} - x - 1$
${x}^{2} + x + 1$
${x}^{2} + x - 1$
​

Answer 1

Answer:

x^2-x(sum of zeros) +product of zeroes

x^2-x(1)+(-1)

x^2-x-1

so answer is option b