What is 50 times 50 times 50 times 20

Two lines parallel to a third line are parallel to each other. always sometimes or never

Arandom sample of 150 high school students were asked whether they have a job. the results are shown in the table. have a job do not have a job male 48 35 female 41 26 select a ord or phrase from the drop-down menus to correctly complete the statements describing the association.

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²