The Attempt at a Solution
I got -1, but the answer says "6". Could you help me, please?
Oh, thanks! But then 3-3=0 and the whole thing is 0I see a mistake in the x-partial. You have not substituted in correctly.
In the relevant equations, you have correctly given the equation of a plane. You can rewrite this asOh, thanks! But then 3-3=0 and the whole thing is 0