Mathematics, 10.10.2019 02:30, uberagentkenny
Thee vertex of a parabola is (-5,2), and its focus is (-1,2). what is the standard form of the parabola?
Answers: 3
![\bf \textit{horizontal parabola vertex form with focus point distance} \\\\ 4p(x- h)=(y- k)^2 \qquad \begin{cases} \stackrel{vertex}{(h,k)}\qquad \stackrel{focus~point}{(h+p,k)}\qquad \stackrel{directrix}{x=h-p}\\\\ p=\textit{distance from vertex to }\\ \qquad \textit{ focus or directrix}\\\\ \stackrel{"p"~is~negative}{op ens~\supset}\qquad \stackrel{"p"~is~positive}{op ens~\subset} \end{cases} \\\\[-0.35em] ~\dotfill](/tpl/images/0305/5360/0f734.png)
![\bf \begin{cases} h=-5\\ k=2\\ p=4 \end{cases}\implies 4(4)[x-(-5)]=[y-2]^2\implies 16(x+5)=(y-2)^2 \\\\\\ x+5=\cfrac{1}{16}(y-2)^2\implies x = \cfrac{1}{16}(y-2)^2-5](/tpl/images/0305/5360/81a9b.png)
Other questions on the subject: Mathematics
Mathematics, 21.06.2019 13:30, istangot7
Adaylily farm sells a portion of their daylilies and allows a portion to grow and divide. the recursive formula an=1.5(an-1)-100 represents the number of daylilies, a, after n years. after the fifth year, the farmers estimate they have 2225 daylilies. how many daylilies were on the farm after the first year?
Answers: 2
Mathematics, 21.06.2019 15:00, LtPeridot
The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?
Answers: 3
Mathematics, 21.06.2019 15:30, arringtonlamar
Consider the integral: 4 0 16 − y2 − 16 − y2 4 1 x2 + y2 dz dx dy . (a) describe w. use the standard view of the x, y, and z axes. front half of a cone with a rounded top. full cone with a flat top. right half of a cone with a flat top. front half of a cone with a flat top. right half of a cone with a rounded top.
Answers: 1
Mathematics, 21.06.2019 15:40, AM28
Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?
Answers: 1
Do you know the correct answer?
Thee vertex of a parabola is (-5,2), and its focus is (-1,2). what is the standard form of the parab...
Questions in other subjects:
Arts, 13.06.2020 15:57
Chemistry, 13.06.2020 15:57
Mathematics, 13.06.2020 15:57
Mathematics, 13.06.2020 15:57
Mathematics, 13.06.2020 15:57
History, 13.06.2020 15:57
Mathematics, 13.06.2020 15:57
