GPT:
1, \(6x^2+10x-92+\sqrt{\left(x+70\right)\left(2x^2+4x+16\right)}=0\)
2,\(x+3+\sqrt{1-x^2}=3\sqrt{x+1}+\sqrt{1-x}\)
3) tìm x biết
a) \(\sqrt{x+9}=7\)
b) \(4\sqrt{2x+3}-\sqrt{8x+12}+\dfrac{1}{3}\sqrt{18x+27}=15\)
c) \(\sqrt{x^2-6x+9}=2x+1\)
d) \(\sqrt{x+3+4\sqrt{x-1}}-\sqrt{x+8+6\sqrt{x-1}}=9\)
lm nhanh giúp mk nhé mk đang cần gấp
GPT
\(x^2+6x+1=\left(2x+1\right)\sqrt{x^2+2x+3}\)3
\(\sqrt{3x-2}-\sqrt{x-1}=2x^2-x-3\)
gpt:\(\sqrt{3x^2+6x+4}+\sqrt{2x^2+4x+11}=\left(1-x\right)\left(x+3\right)\)
\(\sqrt{3x^2+6x+7}+\sqrt{5x^2+10x+21}=5-x^2-2x\)
\(\sqrt{x^2-x+2}+\sqrt{x^2-3x+6}=2x\)
gpt:
\(\sqrt{3x^2-6x+19}+\sqrt{x^2-2x+26}=8-x^2+2x\)
GPT: \(\sqrt{2-x^2+2x}\)+\(\sqrt{-x^2-6x-8}\) = 1+\(\sqrt{3}\)
GPT
A,(3X+1)\(\sqrt{2X^2-1}\)=5X^2+\(\frac{3}{2}\)X -3
B,3X^2+X-29/6 =\(\frac{\sqrt{12X+61}}{\sqrt{36}}\)
C,\(\sqrt[3]{3X^2-X+2002}\)-\(\sqrt[3]{3X^2-6X+2003}\)-\(\sqrt[3]{5X-2001}\)=\(\sqrt[3]{2003}\)
D,X^4+8X+\(\sqrt{X^4+8X^2+4X+1}\)+\(\sqrt{X^4+11X^2+6X+19}\)=2
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1) giải pt:
a) \(\sqrt{3x+10}=4\)
b) \(\sqrt{9x^2-6x+1}=\sqrt{x^2+8x+16}\)
c) \(\sqrt{2x+1}=3\)
d) \(\sqrt{2x+1}+1=x\)
giúp mk vs ah
GPT
A,(3X+1)\(\sqrt{2X^2-1}\)=5X^2+\(\frac{3}{2}\).X -3
B,3X^2+X-29/6 =\(\sqrt{\frac{12X+61}{36}}\)
C,\(\sqrt[3]{3X^2-X+2002}\)-\(\sqrt[3]{3X^2-6X+2003}\)-\(\sqrt[3]{5X-2001}\)=\(\sqrt[3]{2003}\)
D,X^4+8X+ \(\sqrt{X^4+8X^2+4X+1}\)+\(\sqrt{X^4+11X^2+6X+19}\)=2
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