Question

25(a + b)²- 36(a - b)²​

Answer 1

Answer:

Answer:

Step-by-step explanation:

25(a^2+b^2+2ab)-36(a^2+b^2-2ab)

25a^2+25b^2+50ab-36a^2-36b^2+72ab

-11a^2-11b^2+122ab

-11(a^2+b^2-11ab)

Hope it helps