Question

find the sum of zero of the polynomial 2x²-9​

Answer 1

Answer:

2x^2 - 3^2

( 2x - 3 ) ( 2x + 3 )

zeros :

2x - 3

x = 3/2

2x + 3

x = -3/2

sum of zeros :

3/2 + ( -3/2 )

3/2 - 3/2

0

Answer 2

Answer:

x = root over9/2

Step-by-step explanation:

Here,

2x²-9=0

=》2x² =9

=》 x² =9/2

=》 x = root over9/2

It may help you..........