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Expand the trinomial using the formula $\left(a+b+c\right)^2 = a^2 + b^2 + c^2 + 2ab + 2ac + 2bc$
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$\left(-5x^2\right)^2+\left(-3x\right)^2+{\left(-2\right)}^2+2\cdot -5\cdot -3x^2x+2\cdot -5\cdot -2x^2+2\cdot -3\cdot -2x$
Learn how to solve special products problems step by step online. Expand the expression (-5x^2-3x+-2)^2. Expand the trinomial using the formula \left(a+b+c\right)^2 = a^2 + b^2 + c^2 + 2ab + 2ac + 2bc. Multiply 2 times -5. Multiply -10 times -3. Multiply 2 times -5.