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Factor the trinomial $2z^2-7z-4$ of the form $ax^2+bx+c$, first, make the product of $2$ and $-4$
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$\left(2\right)\left(-4\right)=-8$
Learn how to solve differential calculus problems step by step online. Solve the quadratic equation 2z^2-7z+-4=0. Factor the trinomial 2z^2-7z-4 of the form ax^2+bx+c, first, make the product of 2 and -4. Now, find two numbers that multiplied give us -8 and add up to -7. Rewrite the original expression. Factor 2z^2-8z+z-4 by the greatest common divisor 2.