+0  
 
0
7
1
avatar+1351 

What is the coefficient of x in (x^3 + x^2 + x + 1)(x^4 + 3x^3 + 4x^2 + 8x + 7)?

 Mar 21, 2024
 #1
avatar+45 
+1

simplifies to

\(x^7+4x^6+8x^5+16x^4+22x^3+19x^2+15x+7\)

 

and the coefficient will be 15

 Mar 21, 2024

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