2017年3月16日 · See the entire simplification process below: First, remove the negative exponent by using this rule for exponents: x^color(red)(a) = 1/x^color(red)(-a) (ab)^color(red)(-2) = …

2015年9月16日 · It is sqrt(a*b^2)=abs(b)*sqrta. 8827 views around the world You can reuse this answer

2018年3月4日 · (a - b)^2 Break down the expression into a simpler form by regrouping and putting brackets. a^2 - 2ab +b^2 a^2 - ab - ab +b^2 a(a - b) - b(a - b) (a - b) (a - b) (a - b)^2

2018年1月17日 · AB=sqrt68~~8.25" to 2 dec. places" >"calculate the length using the "color(blue)"distance formula" color(red)(bar(ul(|color(white)(2/2)color(black)(d=sqrt((x_2 …

2016年4月6日 · =color(green)( (a -1 ) ( a -b) a^2 - ab - a + b Factorising by grouping: We can factor this expression by making groups of two terms: (a^2 - ab) + ( - a + b) a is common to …

2016年3月24日 · -(a-b)(2a+3b) −2a^2−ab+3b^2 => Factor out -1: =-(2a^2+ab-3b^2) Write the 2nd term as factors of 1st and last term i.e: ab=-2ab+3ab => We get: =-(2a^2-2ab+3ab-3b^2 ...

2018年6月19日 · logA+2logB Using the product property, we have log(AB^2) = logA+logB^2 The power is moved in the front: logB^2=2logB :. log(AB^2) = logA+2logB

2017年12月17日 · Please see below. As y=ab^x and it passes though (2,400) and (5,50), we have 400=ab^2 and 50=ab^5 Dividing latter by former, we get b^3=1/8 or b=1/2 As such …

2017年9月2日 · If a group G is Abelian, then for any two elements a and b, a*b = b*a Now, Define c=a*b which is also a member of G on virtue of closure property. Then c^2 = c*c implies …

2016年12月26日 · a^2b^6 In simplifying the given expression, Law of addition of exponents would apply. The exponent of both 'a' is one, hence on multiplication exponents would add to …