document.write( "Question 944621: Please add,putting your answer in correct scientific notation.
\n" ); document.write( "1.. (3.6•10^7)+(3.1•10^6)
\n" ); document.write( "Please multiply.
\n" ); document.write( "2.. (-2ab^2)(4 a^2b^2)
\n" ); document.write( "3.. (X+3)(x-5)
\n" ); document.write( "4.. -5x^2(4x-6) sorry if this is a lot and thank you
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Algebra.Com's Answer #575954 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
Please add,putting your answer in correct scientific notation.
\n" ); document.write( " 1.. (3.6•10^7)+(3.1•10^6)
\n" ); document.write( "= (3.6*10*10^6)+(3.1*10^6
\n" ); document.write( "= (36*10^6)+(3.1*10^6)
\n" ); document.write( "= 39.1*10*6
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\n" ); document.write( " Please multiply.
\n" ); document.write( " 2.. (-2ab^2)(4 a^2b^2) = -8a^3b^4
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\n" ); document.write( " 3.. (X+3)(x-5) = x^2 -2x -15
\n" ); document.write( "-----------------------------
\n" ); document.write( " 4.. -5x^2(4x-6) = -20x^3+30x^2
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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