document.write( "Question 239948: I have a couple of questions that I am stuck with... \r
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document.write( "(1/4x+3)squared = 48
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document.write( "options are
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document.write( " A.{-12+16 suared root3}, -12-16squareroot 3}
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document.write( " B.{12+16square root 3, 12-16square root 3}
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document.write( " C.{16squareroot3 - 12, 16square root 3+12}
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document.write( " D.{-3+4square root3 over 4, -3-4square root 3 over 4}\r
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document.write( "Square root 3x+10 = 5 - 2x
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document.write( "options are
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document.write( "A. 3/4
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document.write( "B. 5/4, 9
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document.write( "C. 5
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document.write( "D.3/4, 5\r
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document.write( "Last one is \r
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document.write( "square root 2x+5 - square root x-2 = 3\r
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document.write( "Please help. Thank you \n" );
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Algebra.Com's Answer #175974 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! (X/4+3)^2=48 \n" ); document.write( "X^2/16+3X/2+9=48 \n" ); document.write( "X^2/16+3X/2=48-9 \n" ); document.write( "(X^2+3X*8)/16=39 \n" ); document.write( "X^2+24X=624 \n" ); document.write( "X^2+24X-624=0 \n" ); document.write( " \n" ); document.write( "X=(-24+-SQRT[24^2-4*1*-624])/2*1 \n" ); document.write( "X=(-24+-SQRT[576+2496])/2 \n" ); document.write( "X=(-24+-SQRT3072)/2 \n" ); document.write( "X=(-24+-55.426)/2 \n" ); document.write( "X=(-12+-16SQRT3) ANSWER A). \n" ); document.write( "------------------------------------------- \n" ); document.write( "Square root 3x+10=5-2x \n" ); document.write( "SQRT(3X+10)=5-2X SQUARE BOTH SIDES \n" ); document.write( "3X+10=(5-2X)^2 \n" ); document.write( "3X+10=25-20X+4X^2 \n" ); document.write( "4X^2-20X-3X+25-10=0 \n" ); document.write( "4X^2-23X+15=0 \n" ); document.write( "(4X+3)(X-5)=0 \n" ); document.write( "4X+3=0 \n" ); document.write( "4X=-3 \n" ); document.write( "X=-3/4 ANS. \n" ); document.write( "X-5=0 \n" ); document.write( "X=5 ANS. \n" ); document.write( "SOLUTION (3/4,5) ANSWER D) \n" ); document.write( "----------------------------------- \n" ); document.write( "square root 2x+5 - square root x-2 = 3 \n" ); document.write( "SQRT(2X+5)-SQRT(X-2)=3 SQUARE BOTH SIDES. \n" ); document.write( "2X+5+X-2=9 \n" ); document.write( "3X=9-5+2 \n" ); document.write( "3X=6 \n" ); document.write( "X=6/3 \n" ); document.write( "X=2 ANS. \n" ); document.write( "PROOF: \n" ); document.write( "SQRT(2*2+5)-SQRT(2-2)=3 \n" ); document.write( "SQRT(4+5)-0=3 \n" ); document.write( "SQRT9=3 \n" ); document.write( "3=3 \n" ); document.write( " \n" ); document.write( " |