14) A family of cubic polynomials has roots of -2, -3 and -5. Find the member of this family that passes through the point (2,-35). What is this polynomials y-intercept?

Algebra and Trigonometry (6th Edition)
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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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14) A family of cubic polynomials has roots of -2, -3 and -5. Find the member of this family that passes
through the point (2,-35). What is this polynomials y-intercept?
Transcribed Image Text:14) A family of cubic polynomials has roots of -2, -3 and -5. Find the member of this family that passes through the point (2,-35). What is this polynomials y-intercept?
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Hi! Can you explain this part please? How'd you get a457?

So, substituting, x = 2, and px = -35, in (1), we get
-35 = a2 + 22 + 32 + 5
-35 =
-35 =
a
a
=
=
a457
140a
-35
140
HI+
4
Transcribed Image Text:So, substituting, x = 2, and px = -35, in (1), we get -35 = a2 + 22 + 32 + 5 -35 = -35 = a a = = a457 140a -35 140 HI+ 4
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