x3+x2−11x+10x^3+x^2-11x+10x3+x2−11x+10
x2−8x−65<0x^2-8x-65<0x2−8x−65<0
cos(x)(sin(x)+1)((sin(x)+1))sin(x)−1\frac{cos\left(x\right)\left(sin\left(x\right)+1\right)}{\left(\left(sin\left(x\right)+1\right)\right)sin\left(x\right)-1}((sin(x)+1))sin(x)−1cos(x)(sin(x)+1)
7x+3+5x+12=5x2+5x+6\frac{7}{x+3}+\frac{5}{x+12}=\frac{5}{x^2+5x+6}x+37+x+125=x2+5x+65
(4x+2)2(4x−2)2\left(4x+2\right)^2\left(4x-2\right)^2(4x+2)2(4x−2)2
−3+w5=−38-3+\frac{w}{5}=-38−3+5w=−38
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