Question

expand it using suitable identities

(x + 13)(x + 20)


pls tell the answer step by step ​

Answer 1

Answer:

x^2+20x+13x+260

x^2+33x+260

Step-by-step explanation:

THE PROBLEM IS BEING 3XPANDED USING THE FORMULA

(x+a)(x+b)=x^2+bx+ax+ab

Answer 2

Answer:

this can be solved by using identity

(x+a)(x+b)= x 2 +x(a+b)+ab

so ans is x 2 + x* 33 + 13*20

x 2 + 33x + 260