Giải phương trình:a) \(\sqrt{x+1}=7-\sqrt{x+8}\)
b)\(\sqrt[3]{x-2}+\sqrt{x+1}=3\)
c)\(x^2+4x+5=2\sqrt{2x+3}\)
d)2\(x^2+2x+1=\sqrt{4x+1}\)
e)\(\sqrt{5-x^6}-2\sqrt{3x^4-2}=1\)
f)\(\sqrt[5]{x^2+28}+2\sqrt[3]{x^2+23}+\sqrt{x-1}+\sqrt{x}=\sqrt{2}+9\)
h)\(\sqrt{x-1}+\sqrt{x^3+x^2+x-1}=1+\sqrt{x^4-1}\)