What values of xxx must be excluded from the domain of dfrac6(x−7)(x+8)\\dfrac{6}{(x - 7)(x + 8)}dfrac6(x−7)(x+8)?
x=0x = 0x=0
x=7x = 7x=7 and x=−8x = -8x=−8
x=7x = 7x=7 only
x=−7x = -7x=−7 and x=8x = 8x=8