document.write( "Question 582434: Hi, I'm having a lot of trouble with a couple of different questions. I did do the homework on this, but I feel like I did not do an example like this.\r
\n" ); document.write( "\n" ); document.write( "A) (25u^2)^5/2\r
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\n" ); document.write( "\n" ); document.write( "B) b^2/3b^2/3 / -b^1/3\r
\n" ); document.write( "\n" ); document.write( "C) Find the perimeter of the trapezoid. This one they gave us a problem like it, but they never made us set it up fully. So I'm not even sure how to set it up.\r
\n" ); document.write( "\n" ); document.write( "Sides: 4 square root of 50, 2 square root of 72, 3 square root of 2, & the square root of 50.
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Algebra.Com's Answer #372056 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
A) (25u^2)^(5/2)
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\n" ); document.write( "The 2 in the exponent denominator means \"take the square root\".
\n" ); document.write( "The 5 in the exponent numerator means \"raise to the 5th power\".
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\n" ); document.write( "(25u^2)^(5/2) = (5u)^5 = 3125u^5
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\n" ); document.write( "\n" ); document.write( "B) b^2/3b^(2/3) / -b^(1/3)
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\n" ); document.write( "= [b^(4/3)/3] / [-b^(1/3)
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\n" ); document.write( "= [b^(4/3)/[-3b^(1/3)]
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\n" ); document.write( "= b/(-3)
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\n" ); document.write( "= (-1/3)b
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\n" ); document.write( "C) Find the perimeter of the trapezoid. This one they gave us a problem like it, but they never made us set it up fully. So I'm not even sure how to set it up.
\n" ); document.write( "Sides: 4 square root of 50, 2 square root of 72, 3 square root of 2, & the square root of 50.
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\n" ); document.write( "P = 2sqrt(50) + 2sqrt(72)+3sqrt(2)+sqrt(50)
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\n" ); document.write( "P = 2*5sqrt(2) + 2*6sqrt(2) + 3 sqrt(2) + 5sqrt(2)
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\n" ); document.write( "P = 30sqrt(2)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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