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π(

**r**+6) ² = 15(2π**r**) + 2 π**r**² Fi**r**st,**r**ecognize that since eve**r**ything on both... out of the equation enti**r**ely. π(**r**+6) ² = 15(2π**r**) + 2 π**r**² π(**r**+6) ² = π[15(2**r**) + 2**r**²] (**r**+6...5 Answe

**r**s · Education & Reference · 20/09/2010✰Answe

**r**✰**r**= (-3y - 2k)/(a - 1) ✐De**r**ivation✐ 2k + a**r**=**r**- 3y T**r**y diffe**r**ent... is the bette**r**way to solve fo**r****r**. a**r**=**r**- 3y - 2k a**r**-**r**= -3y - 2k Facto**r**the left side.**r**(a - 1) = -3y - 2k**r**= (-3y - 2k)/(a...3 Answe

**r**s · Science & Mathematics · 27/07/2012GL(n,

**R**) is the group of nxn invertible matrices under matrix multiplication, and... with determinant 1. Now first we have to show that SL(2,**R**) is a subgroup of GL(2,**R**). Clearly the identity element...1 Answe

**r**s · Science & Mathematics · 06/04/2012I use DVD+

**R**but it depends on your DVD burner. Most older...1) The DVD-**R**(pronounced "DVD dash**R**") and -RW media formats are officially approved...5 Answe

**r**s · Consumer Electronics · 26/12/2006(

**r**^(2)-36)/((**r**+6)^(2)) The binomial can be factored using the difference...difference of squares formula is a^(2)-b^(2)=(a-b)(a+b). ((**r**-6)(**r**+6))/((**r**+6)^(2)) Reduce the expression by canceling out...5 Answe

**r**s · Science & Mathematics · 06/03/2010Let

**R**be a relation on**R**(all reals) given by x**R**y iff x.... To show**R**is an equivalence relation, then we must show that**R**is reflexive, symmetric, and transitive. Reflexive: We must show...1 Answe

**r**s · Science & Mathematics · 22/03/2014DVD-

**R**created by the DVD Forum DVD+**R**created...operate almost exactly the same. However, on the technical level, a DVD-**R**is 4,707,319,808 bytes and a DVD+**R**is 4,700...2 Answe

**r**s · Consumer Electronics · 03/12/2008**r**- 2s = 14 Solve for s: Subtract**r**off both sides: -2s = 14 -**r**Multiply both sides by -1 to avoid trouble later: 2s =**r**- 14 Divide by 2: s = (**r**- 14)/25 Answe

**r**s · Science & Mathematics · 21/09/2012The Japanese '

**r**' is a mix of what is called an alveolar flap and an alveolar...a trill). The alveolar flap is the same as a Spanish '**r**' in the middle of a word. Imagine the Croatian '**r**', but...3 Answe

**r**s · Society & Culture · 25/06/2015(π

**r**^2h)/(2π**r**h+2π**r**^2)<1/3 (π**r**^2)/(2π**r**+2π**r**^2)<1/3 (π**r**^2)/2π**r**(1+**r**)<1/3**r**/2(1+**r**)<1/3**r**<...2 Answe

**r**s · Science & Mathematics · 24/08/2012