Question

प्रसारित रूप में लिखिए (9x+2y+z)2​

Answer 1

Answer:

the answer will be

81x²+4y²+z²+36xyz

Answer 2

Step-by-step explanation:

(a+b+c)2=a2+b2+c2+2ab+2bc+2ac

(9x+2y+z)2= (9x)2+(2y)2+(z)2+2(9x)(2y)+2(2y)+(z)+2(z)(9x)

81x2 +4y2+z2+36xy+4yz+18zx