The height in feet, h, of a model rocket t seconds after launch is given by the equation h(t)=3+70t-16t2. the average rate of change in h(t) between t = 1 second and t = 3 second is 6. what does the average rate of change tell you about the rocket? a.)the rocket is traveling six times as fast when t = 3 than it is when t = 1. b.)the rocket is at a greater height when t = 3 than it is when t = 1. c.)the rocket is 6 feet higher above the ground when t = 3 than it is when t = 1. d.)the rocket is traveling at a constant rate of 6 feet per second between t = 1 and t = 3.

Which is the completely factored from of xy^3-x^3y

Which themes are portrayed in this excerpt from leo tolstoy’s the death of ivan ilyich? praskovya fedorovna came of a good family, was not bad looking, and had some little property. ivan ilyich might have aspired to a more brilliant match, but even this was good. he had his salary, and she, he hoped, would have an equal income. she was well connected, and was a sweet, pretty, and thoroughly correct young woman. to say that ivan ilyich married because he fell in love with praskovya fedorovna and found that she sympathized with his views of life would be as incorrect as to say that he married because his social circle approved of the match. he was swayed by both these considerations: the marriage gave him personal satisfaction, and at the same time it was considered the right thing by the most highly placed of his associates. so ivan ilyich got married. conforming to social conventions criticism of a middle class lifestyle the destructive impact of loneliness struggling to face reality the necessity of companionship

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.