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Find the domain of the function f(x) = = x + 4 x²-9 (-∞0,-3) U (-3, 3) U (3,00) O Option 1 (-∞, -4) U (-4,00) O Option 3 {x ER \x # 9} Option 2 OR-set of all reals

Find the domain of the function f(x) = = x + 4 x²-9 (-∞0,-3) U (-3, 3) U (3,00) O Option 1 (-∞, -4) U (-4,00) O Option 3 {x ER \x # 9} Option 2 OR-set of all reals

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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Find the domain of the function f(x) = x² x + 4 Option 1 - (-∞, -3) U (-3, 3) U (3,00) O Option 3 9 (-∞, -4) U (-4,00) {x ER \x # 9} O Option 2 OR-set of all reals
Transcribed Image Text:Find the domain of the function f(x) = x² x + 4 Option 1 - (-∞, -3) U (-3, 3) U (3,00) O Option 3 9 (-∞, -4) U (-4,00) {x ER \x # 9} O Option 2 OR-set of all reals
y is directly proportional to square of x. y is 100 when x is 5. Find y when x is 20. 1600 400 O 25 O2000 1. Explain your approach in short (Concept, formula used etc)
Transcribed Image Text:y is directly proportional to square of x. y is 100 when x is 5. Find y when x is 20. 1600 400 O 25 O2000 1. Explain your approach in short (Concept, formula used etc)
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