Question

Write the co-efficients of ? in each of the following
(1) 2 + x² + x​

Answer 1

Answer:

Coefficient of x

2

in ax

2

+bx+c=0 is a.

Hence, coefficients of x

2

in

(i) 2+x

2

+x is 1

(ii) 2−x

2

+x

3

is −1

(iii)

2

π

x

2

+x is

2

π

(iv)

2

x−1 is 0

Answer 2

Step-by-step explanation:

Coefficient of x^2 in ax^2 +bx+c=0 is a.

Hence, coefficients of x^2 in

2+x^2 +x is 1