Answer:

9a2+48ab-64b2

Step-by-step explanation:

hope it helps

correct me if I'm wrong nlang po

(3a+8b)(3a-8b)

foil po yung gagamitin na method

(3a)(3a)=9a2 (8b)(3a)=24ab

(8b)(-8b)=-64b2 (3a)(-8b)=-24ab

(24ab)-(-24ab)=48ab

Answer:9a2+48ab-64b2

Answer:

6a²+16b²+22ab

Step-by-step explanation:

(3a+8b)(3a-8b)

Foil method

3a+3a=6a²       ulitin mo lang

3a+8b=11ab

8b+3a=11ba

8b+8b=16b²