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If f(x)=2x2, what does f(1) + f(-1) equal?

If f(x)=2x2, what does f(1) + f(-1) equal?

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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please help 25,26,27 and exp

24. 25. -ماد 28, The domain of h(x)= 20% T ·36. 31% 21, If f(x) = 3x - 1 and g(x) = 4x +3, what does g[f(x)] equal? 32. √x-1 x² If f(x) = 2x², what does f(1) + f(-1) equal? - is 33. X If f(x) = 2x, what does f(x+1)-f(x - 1) equal? 34. If f(x) = 2x + 1 and g(x) = (x − 1), what does f[g(-4)] equal? If f(x) = 3x + 2 and g(x) = (x − 1), what is the value of f[g(4)]? If f(x) = 3x + 5 and g(x)=x² +1, what is the value of g[f(x)]? What are the zeros of the function f(x)=x³+x² - 12x? 6. The roots of the equation x³ - 2x² - 5x+6=0 are 7. 8. 9. 10. 11. 12. C Consider the graph of y=(x + 1)(x − 2)(x+3). What is the sum of the x-intercepts? What are all the possible rational roots of the equation 7x³ +3x²+2x − 4 =0? What third degree polynomial function has x = 1 and x=2+i as two of its roots?
Transcribed Image Text:24. 25. -ماد 28, The domain of h(x)= 20% T ·36. 31% 21, If f(x) = 3x - 1 and g(x) = 4x +3, what does g[f(x)] equal? 32. √x-1 x² If f(x) = 2x², what does f(1) + f(-1) equal? - is 33. X If f(x) = 2x, what does f(x+1)-f(x - 1) equal? 34. If f(x) = 2x + 1 and g(x) = (x − 1), what does f[g(-4)] equal? If f(x) = 3x + 2 and g(x) = (x − 1), what is the value of f[g(4)]? If f(x) = 3x + 5 and g(x)=x² +1, what is the value of g[f(x)]? What are the zeros of the function f(x)=x³+x² - 12x? 6. The roots of the equation x³ - 2x² - 5x+6=0 are 7. 8. 9. 10. 11. 12. C Consider the graph of y=(x + 1)(x − 2)(x+3). What is the sum of the x-intercepts? What are all the possible rational roots of the equation 7x³ +3x²+2x − 4 =0? What third degree polynomial function has x = 1 and x=2+i as two of its roots?
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