Answer:
3a2_2b2-2c2+ab+5ac-5bc
(3a+2b-c)(a-b+2c)
(6a2-4b2-c2)(-ab+4c2)
-6ab3+24ac4+4ab2-16bc2+abc2-4c3
yeah
Step-by-step explanation:
Square root 39 = 6.24
The two consecutive numbers would be between 6 and 7