Question

The value of polynomial x² + 2x + 5 when x = a is _________

a² + a + 10

a³+ 2a² + a + 5

-3

a² + 2a + 5

​

Answer 1

Answer:

x²=a²

2x=2a

5 is asities

so,your answer is a²+2a+5

Answer 2

Answer:

• D)

Step-by-step explanation:

Let,.

X=a

The given equation is,

x² + 2x + 5

put x=a

a² + 2a + 5 ........hence prove