Which is the range of the function f(x) = 1/7(9)^x? all real numbers
all real numbers less than 0
all real numbers greater than 0
all real numbers less than or equal to 0

"you know, playing tennis is healthier than watching a tennis match on television," katya remarked to her couch potato brother. in this sentence, healthier is a/an a. superlative. b. comparative. c. positive form. d. adverb.

If there is no real number solution to the quadratic equation x^2+2x+c=0 what is a possible value of c? 1 -2 0 3

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles