Mathematics, 24.06.2019 21:50 cody665
Algebra 2! 1: for the function f(x)=(1-4x)^2, find f^-1. determine whether f^-1 is a function. a: f^-1(x)= -(1(+/-) sqrt x)/4; is a function b: f^-1(x)= (1(+/-) sqrt x)/4; is not a function c: f^-1(x)= (1(+/-) sqrt x)/4; is a function d: f^-1(x)= -(1(+/-) sqrt x)/4; is not a function
Answers: 2
Mathematics, 21.06.2019 18:30
Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.
Answers: 1
Mathematics, 21.06.2019 21:30
Aboard 60 in. long is cut two parts so that the longer piece is 5 times the shorter. what are the length of the two pieces?
Answers: 1
Mathematics, 21.06.2019 22:50
If set d is not the empty set but is a subset of set e, then which of the following is true? d ∩ e = d d ∩ e = e d ∩ e = ∅
Answers: 1
Mathematics, 21.06.2019 23:00
Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect
Answers: 1
Algebra 2! 1: for the function f(x)=(1-4x)^2, find f^-1. determine whether f^-1 is a function. a:...
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