Question 1 (1 point) subtract and simplify. (y2−3y−5)−(−y2−7y+4) question 1 options: 2y2+4y−9 2y2−10y+4 −2y2−10y−1 question 2 (1 point) multiply and simplify. 6xy3z⋅3x2yx2 question 2 options: 18x4y3z 18x5y4z 18(xyz)10 question 3 (1 point) simplify. −3x3(−2x2+4x−3) question 3 options: −6x6−12x4+9x3 −5x5+x4−6x3 6x5−12x4+9x3 question 4 (1 point) what is the coefficient of the second term of the trinomial? (4a+5)2=16a2+ba+25 question 4 options: question 5 (1 point) simplify. (x−4)(x2−3x−9) question 5 options: x3−7x2−21x+36 x3−7x2+3x+36 x3−4x2−12x+36

The avenues in a particular city run north to south and are numbered consecutively with 1st avenue at the western border of the city. the streets in the city run east to west and are numbered consecutively with 1st street at the southern border of the city. for a festival, the city is not allowing cars to park in a rectangular region bordered by 5th avenue to the west. 9th avenue to the east, 4th street to the south, and 6th street to the north. if x is the avenue number and yis the street number, which of the following systems describes the region in which cars are not allowed to park? 5th ave 9th ave

One hectometer is a) 1/1000 of a meter. b) 1/100 of a meter. c) 10 meters. d) 100 meters. e) 1000 meters.

Questions 9-10. use the table of educational expenditures to answer the questions. k-12 education expenditures population indiana $9.97 billion 6.6 million illinois $28.54 billion 12.9 million kentucky $6.58 billion 4.4 million michigan $16.85 billion 9.9 million ohio $20.23 billion 11.6million 9. if the amount of k-12 education expenses in indiana were proportional to those in ohio, what would have been the expected value of k-12 expenditures in indiana? (give the answer in billions rounded to the nearest hundredth) 10. use the value of k-12 education expenditures in michigan as a proportion of the population in michigan to estimate what the value of k-12 education expenses would be in illinois. a) find the expected value of k-12 expenditures in illinois if illinois were proportional to michigan. (give the answer in billions rounded to the nearest hundredth) b) how does this compare to the actual value for k-12 expenditures in illinois? (lower, higher, same? )