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The difference of 2 numbers is 21 and the quotient of the equation is 4 then what are the two numbers?

How many zeros does the function f(x)=4x3-x2+1 have

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 florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.