(5) giải pt:
\(\sqrt{3x+1}+\sqrt{2-x}-3=0\)
giải pt \(3x^3+11x^2-3x+7-24x\sqrt{8x-1}+3\sqrt{8x-1}=0\)
giải pt
\(3x^3-17x^2-8x+9+\sqrt{3x-2}-\sqrt{7-x}=0 \)
giải pt sau
a, \(\sqrt{x^2-2x+1}+\sqrt{x^2-6x+9=1}\) 1
b,\(2x^2-8x-3\sqrt{x^2-4x-5=12}\)
c,\(\frac{x^2-3x}{\sqrt{x-3}}=0\)
giải các phương trình sau:
\(1,\sqrt{18x}-6\sqrt{\dfrac{2x}{9}}=3-\sqrt{\dfrac{x}{2}}\)
\(2,\sqrt{3x}-2\sqrt{12x}+\dfrac{1}{3}\sqrt{27x}=-4\)
3, \(3\sqrt{2x}+5\sqrt{8x}-20-\sqrt{18}=0\)
\(4,\sqrt{16x+16}-\sqrt{9x+9}=1\)
\(5,\sqrt{4\left(1-3x\right)}+\sqrt{9\left(1-3x\right)}=10\)
\(6,\dfrac{2}{3}\sqrt{x-3}+\dfrac{1}{6}\sqrt{x-3}-\sqrt{x-3}=\dfrac{-2}{3}\)
Giải các pt:
a) \(3x^3-8x^2-2x+4=0\)
b) x^4 - 8x^3 + 7x^2 + 36x - 36 =0
c) (x-1)(x+1)(x+3)(x+5) = 9
d) (x+1)^4 + (x+3)^4 = 2
giải phương trình sau:
a) \(4x^2+\left(8x-4\right).\sqrt{x}-1=3x+2\sqrt{2x^2+5x-3}\)
b) \(8x^3-36x^2+\left(1-3x\right)\sqrt{3x-2}-3\sqrt{3x-2}+63x-32=0\)
c) \(2\sqrt[3]{3x-2}-3\sqrt{6-5x}+16=0\)
d) \(\sqrt[3]{x+6}-2\sqrt{x-1}=4-x^2\)
Giải pt
\(\sqrt{3x+3}-\sqrt{5-2x}-x^3+3x^2+10x-26=0\)
Giải pt
\(\sqrt{3x+3}-\sqrt{5-2x}-x^3+3x^2+10x-26=0\)