−z2+2z−1-z^2+2z-1−z2+2z−1
(−0.8)+−7.2−5.4\left(-0.8\right)+-7.2-5.4(−0.8)+−7.2−5.4
2x3+3x−10x+3\frac{2x^3+3x-10}{x+3}x+32x3+3x−10
2x2−x−2=02x^2-x-2=02x2−x−2=0
∫xe−axdx\int xe^{-ax}dx∫xe−axdx
a+2(2a4+2a3+a+2)a+2\left(2a^4+2a^3+a+2\right)a+2(2a4+2a3+a+2)
4x2+6xy34x^2+6xy^34x2+6xy3
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