Consider the following quadratic equation x^2 =4x -5. how many solutions does it have? a the equation has one real solution. b the equation has two real solutions. c the equation has no real solutions d the number of solutions can not be determined. note: x^2 means x squared

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.