(a+a^1/2 b^1/2+b) × (a-a^1/2b^1/2+b) help my friends (not used formula only used ×)
Answers
Answered by
0
it is in the form (x+y)(x-y) = x²-y²
where x = (a+b), y = (ab)^½
x² = (a+b)²
y² = ab
answer: (a+b)² - ab = a²+b²+2ab -ab
= a²+b²+ab
Similar questions