koldenka
Answered

What is the coefficient of the second term of the trinomial?


(3x+3)^2=9x^2+Bx+9


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B = _______

Verified Answer :

abidemiokin

The value of B from the given expression is 18

Trinomials and expansion

Given the expression:

(3x+3)^2

Expand the given expression

(3x+3)^2 = (3x+3)(3x+3)

(3x+3)^2 = 9x^2 + 9x + 9x + 9

(3x+3)^2 = 9x^2 + 18x + 9

Compare with 9x^2+Bx+9

9x^2 + 18x + 9 = 9x^2+Bx+9

18x = Bx

B = 18

Hence the value of B is 18

Learn more on trinomial here: https://brainly.com/question/1538726

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