document.write( "Question 172558: Need help on these that I have to complete today\r
\n" ); document.write( "\n" ); document.write( "Evaluate for a=3 and b= -4
\n" ); document.write( "1.a. (2b)^3\r
\n" ); document.write( "\n" ); document.write( "is the answer 512?\r
\n" ); document.write( "\n" ); document.write( "b. –ab^2(a- ab)
\n" ); document.write( "c. –a - b^2- 5
\n" ); document.write( "d. –2(ab)^2\r
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\n" ); document.write( "\n" ); document.write( "2. Combine like terms\r
\n" ); document.write( "\n" ); document.write( "a. –5w+9x- 8w - 4x
\n" ); document.write( "b. –4+5y+ (-3) +5y+4y\r
\n" ); document.write( "\n" ); document.write( "I believe if I can have help with these I will be able to grasp the rest of my hw. Thank you anyone for your quick reply.
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Algebra.Com's Answer #127421 by Mathtut(3670)\"\" \"About 
You can put this solution on YOUR website!
1a...(2(-4))^3=(-8)^3=\"highlight%28-512%29\"
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\n" ); document.write( "b....(-3)(-4)^2(3-(3)(-4))=(-3)(16)(15)=\"highlight%28-720%29\"
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\n" ); document.write( "c....-(3)-(-4)^2-5=-3-16-5=\"highlight%28-24%29\"
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\n" ); document.write( "d....-2((3)(-4))^2=-2(144)=\"highlight%28-288%29\"
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\n" ); document.write( "2.a...-5w+9x-8w-4x.....so add the w terms and x terms together
\n" ); document.write( "........ \"highlight%28-13w%2B5x%29\"
\n" ); document.write( "b......-4+5y-3+5y+4y......combine y terms and constant terms
\n" ); document.write( "......\"highlight%28-7%2B14y%29\"
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