, 03.10.2019 05:10 aallyssabrown0120

# 4z2+8z+4=0 is it soluton or no solution or two real solution

### Another question on Mathematics

Mathematics, 21.06.2019 15:40
Two genes are 14 map units apart. a ccdd individual was crossed to a ccdd individual to produce ccdd individuals. the ccdd individuals were then crossed to ccdd individuals to produce an f 2 generation. if there are 400 members of the f 2 generation, how many would you expect to be ccdd?
Mathematics, 21.06.2019 22:30
Asurvey of 73 customers was taken at a bookstore regarding the type of books purchased the survey found that 45 customers purchased mysteries 35 purchased science fiction 29 purchased romance novels 19 purchased mysteries and science fiction 16 purchased mysteries and romance novels 12 purchased science fiction and romance novels and 5 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries. b) how many purchased mysteries and science but not romantic novels. c) how many purchased mysteries or science fiction. d) how many purchased mysteries or science fiction but not romantic novels. e) how many purchased exactly two types of books.
Mathematics, 21.06.2019 22:30
Teddy is preparing to sell some wooden blocks at a garage sale. before pricing individual bags of blocks, he decides to determine the approximate number of blocks per pound by researching the weights of different sets of blocks. the graph shows his data. about how many blocks are there per pound? round to the nearest block. blocks per pound