x2−10x+12x^2-10x+12x2−10x+12
12(26)^{12}\sqrt{\left(2^6\right)}12(26)
cos=−49cos=-\frac{4}{9}cos=−94
x2+12x+18x^2+12x+18x2+12x+18
2x3−5x2+x+1 y=22x^3-5x^2+x+1\:y=22x3−5x2+x+1y=2
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