Mathematics, 22.10.2019 00:00 tinaxiao
Solve x2 β 8x = 20 by completing the square. which is the solution set of the equation? a. {β22, 14} b. {β14, 22} c. {β10, 2} d. {β2, 10}
Answers: 2
Mathematics, 21.06.2019 14:40
Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .
Answers: 2
Mathematics, 21.06.2019 17:20
Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?
Answers: 2
Mathematics, 22.06.2019 02:30
Given: ab β
cd and ad β
bc prove: abcd is a parallelogram. statements reasons 1. ab β
cd; ad β
bc 1. given 2. ac β
ac 2. reflexive property 3. β³adc β
β³cba 3. ? 4. β dac β
β bca; β acd β
β cab 4. cpctc 5. β dac and β bca are alt. int. β s; β acd and β cab are alt. int. β s 5. definition of alternate interior angles 6. ab β₯ cd; ad β₯ bc 6. converse of the alternate interior angles theorem 7. abcd is a parallelogram 7. definition of parallelogram what is the missing reason in step 3? triangle angle sum theorem sas congruency theorem sss congruency theorem cpctc
Answers: 1
Mathematics, 22.06.2019 06:30
Aboy who is 1.8 meters tall stands 1 meter away from a lamppost and casts a shadow 2 meters long. the height of the lamppost meters.
Answers: 1
Solve x2 β 8x = 20 by completing the square. which is the solution set of the equation? a. {β22, 14...
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