Question

(3x+1)(3x-1) = (9x² -p) = ?

Answer 1

Answer:

1

Step-by-step explanation:

(3x+1)(3x-1)=(9x²-p)

We know that,(a+b)(a-b)=a²-b²

so,

{(3x)²-1²}=9x²-p

9x²-1=9x²-p

9x²-9x²+p=1

p=1

Answer 2

1

Step-by-step explanation:

(3x+1)(3x-1)=9x²-p

=9x²-1=9x²-p

=-1 =-p

=p=1