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Algebra plz help
1.Identify the domain and range of the following relation. {(3,7),(3,8),(3,2),(3,4),(3,1)} A.Domain:{3} Range:{2,1,4,7,8}**** B.Domain:{2,1,4,7,8} Range:{3} C.Domain:{all real numbers} Range:{all real numbers} D.Domain:O/
asked by GummyBears on October 20, 2015 
alebra
Let f(x)=2x^2+x3 and g(x)=x1. Perform the indicated operation then find the domain. (f*g)(x) a.2x^3x^24x+3; domain:all real numbers b.2x^3+x^23x; domain: all real numbers c.2x^3+x^2+4x3; domain: negative real numbers
asked by Kat on February 18, 2018 
algebra
Can someone check my answers please and if Im wrong please explain. 1) graph 4x^2+4y^2=64. what are the domain and range? domain;all real numbers range;4
asked by lee on February 22, 2013 
Algebra
1.Identify the domain and range of the following relation. {(3,7),(3,8),(3,2),(3,4),(3,1)} A.Domain:{3} Range:{2,1,4,7,8}**** B.Domain:{2,1,4,7,8} Range:{3} C.Domain:{all real numbers} Range:{all real numbers} D.Domain:O/
asked by GummyBears on October 19, 2015 
Algebra 2
A function is created to represent the amount of money in your checking account. What restrictions would be made to the domain? The domain would include all real numbers.* The domain would only include positive integers. The
asked by Anon on January 12, 2016

Algebra 2
A function is created to represent the costs of living per person in the family. What restrictions would be made to the domain? Adomain includes positive integers B domain includes positive numbers Cdomain includes all real
asked by Daven on February 25, 2017 
MATH HELP
A school puts on a play. The play costs $1,200 in expenses. The students charge $4.00 for tickets. There will be one performance of the play in an auditorium that seats 500 people. What is the domain of the function that shows the
asked by Oscar on September 8, 2015 
Algebra
Please check my answer The domain of the following relation: R: {(−4, 8), (8, 10), (5, 4), (1, 6), (5, −9)} is a. {8,10,4,6,9} b.{4,1,5,8) c. {4, 8, 5,1,5} d. no domain exists I think that it is A, Am I right? Thanks
asked by Lucy on October 30, 2015 
Calculus
Explain, using the theorems, why the function is continuous at every number in its domain. F(x)= 2x^2x3 / x^2 +9 A) F(x) is a polynomial, so it is continuous at every number in its domain. B) F(x) is a rational function, so it
asked by Maura on February 5, 2013 
college alg
for the given functions f and g find the following and state the domain of each result f(x)=3x+1/8x9; g(x)=5x/8x9 (they look like fractions) A) (f+g)(x)=? B)domain of (f+g) c) (f/g)(x)=? d) domain of f/g? please show work
asked by ALLI on September 5, 2012 
Calc
Find the functions a) f o g, b) g o f, c) f o f, d) g o g, and their domains. f(x)= square root of x, g(x)= cube root of 1x These are my answers, but I am not sure about them and I only figured out one domain... that is the part
asked by Chelsea on September 20, 2010
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