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HW
[ "$\\displaystyle P(x)=(x+3) Q(x)+4$" ]
HW
[ "$\\displaystyle Q(x)=(x-2) Q^{\\prime}(x)+5$" ]
HW
[ "$\\displaystyle P(2)=5 \\times Q(2)+4$" ]
HW
[ "$\\displaystyle P(2)=5 \\times Q(2)+4$" ]
HW
[ "$\\displaystyle -4$" ]
HW
[ "$\\displaystyle -4$" ]
HW
[ "$\\displaystyle x^{2}+x+y^{2}+y-15=0$" ]
HW
[ "$\\displaystyle x^{2}+x+y^{2}+y-15=0$" ]
HW
[ "$\\displaystyle x^{2}-15+y^{2}=0, \\quad x^{2}+y^{2}=15$" ]
HW
[ "$\\displaystyle -2 x y=15, \\quad \\therefore x y=-\\frac{15}{2}$" ]
HW
[ "$\\displaystyle \\frac{-15}{2}$" ]
HW
[ "$\\displaystyle \\frac{-15}{2}$" ]
HW
[ "perfect!!" ]
HW
[ "perfect!!" ]
HW
[ "$\\left(3 P(x)-4 Q(x)\\right) \\div (x-8) = 3 P(8)-4 Q(8)=24 -8 =16 \\therefore 16 $" ]
HW
[ "$\\left(3 P(x)-4 Q(x)\\right) \\div (x-8) = 3 P(8)-4 Q(8)=24 -8 =16 \\therefore 16 $" ]
HW
[ "$\\displaystyle 16$" ]
HW
[ "$\\displaystyle 16$" ]
HW
[ "$\\displaystyle P(x)=(x-2)(4 x+2)+4$" ]
HW
[ "$\\displaystyle =4 x^{2}-6 x=(x+2) Q(x)+R$" ]
HW
[ "$\\displaystyle =4 x^{2}-6 x=(x+2) Q(x)+R$" ]
HW
[ "28" ]
HW
[ "$\\displaystyle 1+(k-2)+(k+2) m+n+5=0$" ]
HW
[ "$\\displaystyle m=-1$" ]
HW
[ "$\\displaystyle m=-1$" ]
HW
[ "$\\displaystyle -2+n+4=0$" ]
HW
[ "$\\displaystyle -2+n+4=0$" ]
HW
[ "$\\displaystyle n=-2$" ]
HW
[ "2" ]
HW
[ "522" ]
HW
[ "522" ]
HW
[ "$\\displaystyle P(x+4)=(x+3) Q(x)+R$" ]
HW
[ "$\\displaystyle P(x+4)=(x+3) Q(x)+R$" ]
HW
[ "$\\displaystyle P(1)=9$" ]
HW
[ "$\\displaystyle P(1)=9$" ]
HW
[ "$\\displaystyle (a-1) x+(b+3) y+c+5=-x+y+7$" ]
HW
[ "$\\displaystyle (a-1) x+(b+3) y+c+5=-x+y+7$" ]
HW
[ "$\\displaystyle a=0, b=-2, c=2 \\Rightarrow a+b+c=0$" ]
HW
[ "$\\displaystyle a=0, b=-2, c=2 \\Rightarrow a+b+c=0$" ]
HW
[ "$\\displaystyle 0$" ]
HW
[ "$\\displaystyle 0$" ]
HW
[ "$\\displaystyle (1+m) k+2 m+n=0$" ]
HW
[ "$\\displaystyle 1+m=0, m=-1$" ]
HW
[ "$\\displaystyle 2 m+n=0,-2+n=0 \\quad n=2$" ]
HW
[ "$\\displaystyle P(x)=(x+2)(x-1) Q(x)+x+5$" ]
HW
[ "$\\displaystyle P(x+6)=(x+5) Q^{\\prime}(x)+R$" ]
HW
[ "$\\displaystyle x P(x)+x^{2}=x^{3}-9 x^{2}-4 x+36 .$" ]
HW
[ "$\\displaystyle x P(x)=x^{3}-10 x^{2}-4 x+36$." ]
HW
[ "$\\displaystyle x P(x)=x^{3}-10 x^{2}-4 x+36$." ]
HW
[ "$\\displaystyle p(1)=1-10-4+36$" ]
HW
[ "$\\displaystyle p(1)=1-10-4+36$" ]
HW
[ "$\\displaystyle =13 .$" ]
HW
[ "$\\displaystyle =13 .$" ]
HW
[ "$\\displaystyle x^{2}+2 x+1=(x-1)(x+3)+4$" ]
HW
[ "$\\displaystyle x^{2}+2 x+1=(x-1)(x+3)+4$" ]
HW
[ "$\\displaystyle Q(x)=x+3$" ]
HW
[ "$\\displaystyle 2$" ]
HW
[ "$\\displaystyle 2$" ]
HW
[ "$\\displaystyle a+b=1 \\quad \\rightarrow \\quad a-5=1 \\rightarrow a=6$" ]
HW
[ "$\\displaystyle a+b=1 \\quad \\rightarrow \\quad a-5=1 \\rightarrow a=6$" ]
HW
[ "$\\displaystyle b+5=0 \\rightarrow b=-5$" ]
HW
[ "$\\displaystyle b+5=0 \\rightarrow b=-5$" ]
HW
[ "$\\displaystyle c-4=4 \\rightarrow c=8$" ]
HW
[ "$\\displaystyle a-b+c=6+5+8=19$" ]
HW
[ "$\\displaystyle P(x)=(x-1)(3 x+1)+4$" ]
HW
[ "$\\displaystyle =3 x^{2}-2 x -1+4$" ]
HW
[ "$\\displaystyle =3 x^{2}-2 x+3$" ]
HW
[ "$\\displaystyle =3 x^{2}-2 x+3$" ]
HW
[ "$\\displaystyle x=1,(1-3+2)^{2}=a_{6}+a_{5}+\\cdots+a_{0}=0$" ]
HW
[ "$\\displaystyle a_{6}+a_{5}+\\cdots+a_{0}+a_{6}-a_{5}+\\cdots+a_{0}$" ]
HW
[ "$\\displaystyle a_{6}+a_{5}+\\cdots+a_{0}+a_{6}-a_{5}+\\cdots+a_{0}$" ]
HW
[ "$\\displaystyle 8=a_{10}+a_{9}+a_{8}+ \\cdots +a_{1}+a_{0}$ - ①" ]
HW
[ "$\\displaystyle 8=a_{10}+a_{9}+a_{8}+ \\cdots +a_{1}+a_{0}$ - ①" ]
HW
[ "$\\displaystyle {2}^{10}+8 = a_{10}-a_{9}+a_{8}- \\cdots -a_{1}+a_{0}$ - ②" ]
HW
[ "$\\displaystyle {2}^{10}+8 = a_{10}-a_{9}+a_{8}- \\cdots -a_{1}+a_{0}$ - ②" ]
HW
[ "$\\displaystyle 2^{10}+16=2\\left(a_{10}+a_{8}+\\cdots+a_{0}\\right)$" ]
HW
[ "$\\displaystyle 2^{10}+16=2\\left(a_{10}+a_{8}+\\cdots+a_{0}\\right)$" ]
HW
[ "$\\displaystyle a_{10}+a_{8}+\\cdots+a_{0}=2^{9}+8$" ]
HW
[ "$\\displaystyle =520$" ]
HW
[ "$\\displaystyle =520$" ]
HW
[ "520" ]
HW
[ "520" ]
HW
[ "$\\displaystyle a=3, b=-1, c=6 .$" ]
HW
[ "$\\displaystyle 3 b-\\frac{8}{5}=5 . \\quad b=\\frac{11}{5}$." ]
HW
[ "$\\displaystyle a+b+2 c=1+\\frac{11}{5}+\\frac{8}{5}=\\frac{24}{5}$" ]
HW
[ "$\\displaystyle a+b+2 c=1+\\frac{11}{5}+\\frac{8}{5}=\\frac{24}{5}$" ]
HW
[ "$\\displaystyle a+6=-25, a=-31, b=-28$" ]
HW
[ "$\\displaystyle a+6=-25, a=-31, b=-28$" ]
HW
[ "$\\displaystyle \\therefore -59$" ]
HW
[ "$\\displaystyle \\therefore -59$" ]
HW
[ "$\\displaystyle 1+(k-2)+(k+4) m+n+1=0$" ]
HW
[ "$\\displaystyle k(1+m)+1-2+4 m+n+1$" ]
HW
[ "$\\displaystyle k(1+m)+1-2+4 m+n+1$" ]
HW
[ "$\\displaystyle =k(1+m)+4 m+n=0$" ]
HW
[ "$\\displaystyle =k(1+m)+4 m+n=0$" ]
HW
[ "$\\displaystyle m=-1$" ]
HW
[ "$\\displaystyle m=-1$" ]
HW
[ "$\\displaystyle - 4+n=0$" ]
HW
[ "$\\displaystyle n=4$" ]
HW
[ "$\\displaystyle m \\times n=-1 \\times 4=-4$" ]