Question

Is 2√x - 8x + 9 a polynomial? If not, give reason.

Answer 1

Answer:

SOLVE FOR X

x=2

34+2≈4.915475947

x=−2

34 +2≈−0.915

Answer 2

Answer:

2√x -8x +9 is not a polynomial because powers of variable cannot be fraction u can see 2x½.