2x+7≥52x+7\ge52x+7≥5
4x+9<5x−14x+9<5x-14x+9<5x−1
s2+6s+7s^2+6s+7s2+6s+7
(20)(−1)(−30)\left(20\right)\left(-1\right)\left(-30\right)(20)(−1)(−30)
3x+13x2+3x\frac{3x+1}{3x^2+3x}3x2+3x3x+1
(e2x+y−1)dx−dy=0\left(e^{2x}+y-1\right)dx-dy=0(e2x+y−1)dx−dy=0
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