1.

The product of (x+5)and(x+3​

Answer»

(x+5)(x+3)=x^2+8x+15Using the IDENTITY:(a+b)(a+c)=a^2+a(b+c)+bcHere, a=x b=5 and c=3So, (x+5)(x+3)=x^2+8x+15



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