Question

2. What is the product of (x+a)
and (x+b)? *
X^2+ (a-b)x + ab
x^2 + (a+b)x - ab
X^2 + (a+b)x + ab
None of these​

Answer 1

(x+a)(x+b)

x²+xb+ax+ab

x²+x(a+b)+ab (taking x common)

so the ans is 1

hope it helps follow me