Ist all the combinations of four objects a comma b comma c comma and d taken three at a time. Choose the correct answer below. A. a comma b comma c comma d B. abc comma abd comma acb comma acd comma adb comma adc comma bac comma bad comma bca comma bcd comma bda comma bdc comma cab comma cad comma cba comma cbd comma cda comma cdb comma dab comma dac comma dba comma dbc comma dca comma dcb C. aaa comma aab comma aac comma aad comma abb comma abc comma abd comma acc comma acd comma add comma bbb comma bbc comma bbd comma bcc comma bcd comma bdd comma ccc comma ccd comma cdd comma ddd D. abc comma abd comma acd comma bcd

Phyllis and chen are saving money to go to a football game. each friend starts with some money and saves a specific amount each week. phyllis made a graph to show the total she has saved at the end of each week. chen wrote an equation to show the total, y, he has saved at the end of each week, x. y = 15x + 15 compare the amount that each friend has when both friends start saving. select the correct answer from the drop-down menu to complete the statement. phyllis starts with $ and chen starts with $

Lems1. the following data set represents the scores on intelligence quotient(iq) examinations of 40 sixth-grade students at a particular school: 114, 122, 103, 118, 99, 105, 134, 125, 117, 106, 109, 104, 111, 127,133, 111, 117, 103, 120, 98, 100, 130, 141, 119, 128, 106, 109, 115,113, 121, 100, 130, 125, 117, 119, 113, 104, 108, 110, 102(a) present this data set in a frequency histogram.(b) which class interval contains the greatest number of data values? (c) is there a roughly equal number of data in each class interval? (d) does the histogram appear to be approximately symmetric? if so,about which interval is it approximately symmetric?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = x^2 + 7x + 10