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If (x+5)(3x+8)=Ax2+Bx+C (x+5)(3x + 8) = Ax^2 + Bx + C (x+5)(3x+8)=Ax2+Bx+C, what is the sum of A A A, B BB, and CCC?
What is the coefficient of yyy in the expansion of the expression (4x−y+4)(x+2y−1)?(4x-y+4)(x+2y-1) ?(4x−y+4)(x+2y−1)?
Simplify (9xy−6y2+15y)÷3y. \left( 9xy - 6y^2 + 15y \right) \div 3y. (9xy−6y2+15y)÷3y.
If a=−3 a=-3 a=−3 and b=2 b=2 b=2, evaluate (a2−3ab)×13a+(ab−b22)÷2b. \left(a^2 - 3ab \right) \times \frac{1}{3a} + \left(ab -\frac{b^2}{2} \right) \div 2b. (a2−3ab)×3a1+(ab−2b2)÷2b.
Consider the expansion of (8x+y)(14y+x) (8x+y) (14 y + x) (8x+y)(14y+x). After combining like terms, how many terms are there in the expression?
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