document.write( "Question 358499: Solve. 25(v + 1 )^2 -10 = 0 Can you help.....lost here. \n" ); document.write( "
Algebra.Com's Answer #255854 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "Hi,
\n" ); document.write( "If this correctly states your question:
\n" ); document.write( "\"25%28v+%2B+1+%29%5E2+-10+=+0++\"
\n" ); document.write( "Recommend expanding the (v+1)^2
\n" ); document.write( "\"25%28v+%2B+1%29%28v%2B1%29+-10+=+0++\"
\n" ); document.write( "\"25%28v%5E2+%2B+2v+%2B+1%29-10+=+0++\"
\n" ); document.write( "\"25v%5E2+%2B50v+%2B25-10+=+0++\"
\n" ); document.write( "\"25v%5E2+%2B50v+%2B+15+=+0++\"
\n" ); document.write( "\"5%28+5v%5E2+%2B10v+%2B+3%29+=+0++\"
\n" ); document.write( "And solving with Quadratic Formula
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Solved by pluggable solver: SOLVE quadratic equation with variable
Quadratic equation \"ax%5E2%2Bbx%2Bc=0\" (in our case \"5x%5E2%2B10x%2B3+=+0\") has the following solutons:
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\n" ); document.write( " \"x%5B12%5D+=+%28b%2B-sqrt%28+b%5E2-4ac+%29%29%2F2%5Ca\"
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\n" ); document.write( " For these solutions to exist, the discriminant \"b%5E2-4ac\" should not be a negative number.
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\n" ); document.write( " First, we need to compute the discriminant \"b%5E2-4ac\": \"b%5E2-4ac=%2810%29%5E2-4%2A5%2A3=40\".
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\n" ); document.write( " Discriminant d=40 is greater than zero. That means that there are two solutions: \"+x%5B12%5D+=+%28-10%2B-sqrt%28+40+%29%29%2F2%5Ca\".
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\n" ); document.write( " \"x%5B1%5D+=+%28-%2810%29%2Bsqrt%28+40+%29%29%2F2%5C5+=+-0.367544467966324\"
\n" ); document.write( " \"x%5B2%5D+=+%28-%2810%29-sqrt%28+40+%29%29%2F2%5C5+=+-1.63245553203368\"
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\n" ); document.write( " Quadratic expression \"5x%5E2%2B10x%2B3\" can be factored:
\n" ); document.write( " \"5x%5E2%2B10x%2B3+=+5%28x--0.367544467966324%29%2A%28x--1.63245553203368%29\"
\n" ); document.write( " Again, the answer is: -0.367544467966324, -1.63245553203368.\n" ); document.write( "Here's your graph:
\n" ); document.write( "\"graph%28+500%2C+500%2C+-10%2C+10%2C+-20%2C+20%2C+5%2Ax%5E2%2B10%2Ax%2B3+%29\"
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