Which of the following could be an example of a function with a range (-∞,a] and a domain [b, ∞) where a > 0 and b > 0?
a. ƒ(x)= √(x-a)+b
b. ƒ(x)=-√(x-b)+a
c. ƒ(x)=-3√(x+a)-b
d. ƒ(x)=3√(x+b)-a

What is the equation and solution for the sentence? the sum of a number and thirty-one is one hundred thirteen. write the equation as n-31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and add 31 to both sides. the answer is 144. write the equation as n-31=113 and add 31 to both sides. the answer is 144.

How do you write a paragraph proof to prove that the corresponding angles shown are congruent

Type the correct answer in each box. use numerals instead of words. the average number of subscribers to an online magazine each year from 2010 to 2015 is given in the table below. the average number of subscribers to the online magazine in 2010 was the percent increase in the average number of subscribers in 2011 to the average number of subscribers in 2012 was %. the maximum average number of subscribers to the online magazine in the years shown was