Mathematics, 14.10.2019 13:30, purplefive85
Use numerals instead of words. if necessary, use / for the fraction bar(s). a parabola is given by the equation y = x2 + 4x + 4. the vertex of the parabola is -2,0 . the focus of the parabola is . the directrix of the parabola is given by the equation y = . note: separate coordinates inside parentheses with a comma.
Answers: 3
Mathematics, 21.06.2019 16:50, mahadharun
Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?
Answers: 1
Mathematics, 21.06.2019 22:00, victordguerrero2535
Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of
Answers: 1
Mathematics, 21.06.2019 22:30, lauren21bunch
Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?
Answers: 2
Use numerals instead of words. if necessary, use / for the fraction bar(s). a parabola is given by t...
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