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chemistry
Why must a calculated answear generally be rounded? and how many siginificant figures must you round an answear to when performing multiplication or division? http://chemed.chem.purdue.edu/genchem/topicreview/bp/ch1/sigfigs.html
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Is this the answear to 36x^2 y^4 a^2 ____________________ 72a x^1 y ^ means power Answear 1 _____ 2 a^3 x^3 y^3 If this is not the answear then i don't know what to do. No. You didn't change signs of the exponents when you move
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Is this the answear to 36x^2 y^4 a^2 ____________________ 72a x^1 y ^ means power Answear 1 _____ 2 a^3 x y^5 Answered below. Ok, you lined the constants up to get 1/2. The exponent of x looks wrong as does that for y, a^3 is
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1)Find an eauation of the line containing the given pair of points. (2,1) and (6,3) MY ANSWEAR: Y=(1/2)X 2)Decide whether the pair of lines is perpendicular, parallel, or neither. What is the slope of 4x+2y=3 4x+2y=4 MY ANSWEAR:
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asked by Bryan on October 23, 2007 
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3) FInd an equation of the line containting the given pair of points. (3,4) and (9,6) MY ANSWEAR: 2/5X+9 4)Find an equation of the line having the given slope and containing the given point. m=2/3 (7,7) MY ANSWEAR: 2/3X14/3X
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PLease check math
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Circle the letter of the answear in which 503,000,000 is written correctly in scientific notation.(superscript 7, superscript 6,and superscript 8 1)5.03 x 107 2)503 x 106 3)5.03 x 108 4)503 million I got number 3 for the
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