**u**= 8i + 7j → tan(**u**) = 7/8 v = 7i - j → tan(v) = - 1/7 tan(a - b) = sin(a - b) / cos(a - b...tan(b)] / [1 + tan(a).tan(b)] → adapt this result to your case tan(**u**- v) = [tan(**u**) - tan(v)] / [1 + tan(**u**).tan(v)] tan(**u**- v) = [(7/8) - (- 1/7...2 Answers · Science & Mathematics · 29/04/2019

a)

**u**-3v multiplying vextors by a scalar number such as 3 simply... vectors is <x1±x2,y1±y2>.**u**-3v=<3-(-6),1-18> = <9,-17> b) We use...1 Answers · Science & Mathematics · 29/04/2019

No, the

**U**.S. is not a patriarchy. Men are given no special...57 Answers · Politics & Government · 08/05/2019

**u**= - 9 i + 13 j I**u**I = [ 81 + 169 ]^(1/2) I**u**| = 250^(1/2) = 5 √104 Answers · Science & Mathematics · 29/04/2019

...for the "Dreamers" (illegal immigrants living in the

**U**.S. for five years or more prior to 2009), the Deferred ...9 Answers · Politics & Government · 30/04/2019

...π) ∫(r=4 to 5 ) r * sin( r² ) dr dθ but ∫ r * sin( r² ) dr let

**u**= r² such that du = 2r dr and that dr = du/(2r) ∫ r *sin( r² ) dr...2 Answers · Science & Mathematics · 13/05/2019

...transportation. You need to find a pet transport or pet travel nanny. Go to

**u**ship.com you can place an ad and get quotes from drivers that ...6 Answers · Pets · 07/05/2019

... bleeding in the sand, they will be tue last credible threat to the

**U**.S. in the middle East.4 Answers · Entertainment & Music · 13/05/2019

On a solid object, like a swimming pool edge, competitive swimmers do flip turns. At a floating buoy they would not have that option so they just turn back. Their path is a line there and back without a

**U**in it.6 Answers · Education & Reference · 02/05/2019

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