Cho hàm số f x( ) liên tục và tăng trên [1;2 , 1 1, 2 3 ] f f ( ) = − = ( ) . Có bao nhiêu số nguyên dương m để phương trình ( )
2
f x m 4 − = có nghiệm x 2; 3) ∈ −
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The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.

Question b of 10which of the following describe an angle with a vertex at a? check all that applyo a. labcов. савd dooo c_baco d. zacb

Shared decision making is always a positive strategy to take