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Consider the parabola y = x 2 + 4x – 3. 41. Find the coordinates of the focus.: * (A) (–2, –7) (B) (–9/4, –7) (C) (–2, –27/4) (D) (–2, –29/4) 42. Find the equation of the directrix.: * (A) y = –27/4 (B) y = –29/4 (C) y = –9/4 (D) y = –7/4

Consider the parabola y = x 2 + 4x – 3. 41. Find the coordinates of the focus.: * (A) (–2, –7) (B) (–9/4, –7) (C) (–2, –27/4) (D) (–2, –29/4) 42. Find the equation of the directrix.: * (A) y = –27/4 (B) y = –29/4 (C) y = –9/4 (D) y = –7/4

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Consider the parabola y = x 2 + 4x – 3.

41. Find the coordinates of the focus.: *
(A) (–2, –7)
(B) (–9/4, –7)
(C) (–2, –27/4)
(D) (–2, –29/4)
42. Find the equation of the directrix.: *
(A) y = –27/4
(B) y = –29/4
(C) y = –9/4
(D) y = –7/4
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