Algebra

Quadratic Equations

Multiplying Polynomials - Quadratics

         

Which of the following is the expansion of

x(x+4)?x(x+4)?

Which of the following is the expansion of

(x+3)(x+4)?(x+3)(x+4) ?

It is given that

(3x+9)(6x+8)=Ax2+Bx+C ( 3x+9)(6x+8) = Ax^2 + Bx + C

is an algebraic identity. What is the value of BB?

Simplify

(3x2+x4)+(6x29x+2).(3 x^2 + x - 4)+(6 x^2 - 9x + 2).

What is the product of all the coefficients in the expansion of the expression (15x9)(13x5)?\left(\frac{1}{5}x-9\right)\left(\frac{1}{3}x-5\right) ?

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