Mathematics, 06.04.2021 19:10 ilovepuppieslol4805
Harry Potter is at Ollivanders Wand Shop. As we all know, the wand must choose the wizard, so Harry cannot make the choice himself. He interprets the wand selection as a random process so he can determine the probabilities of different outcomes.
The wood types available are holly, elm, maple, and wenge. The core materials on offer are phoenix feather, unicorn hair, dragon scale, raven feather, and thestral tail.
Let
AA
A
A
be the event that Harry is chosen by a wand made of holly and
BB
B
B
be the event that he is chosen by a wand with a dragon scale core.
What is
P(A or B)P(A\text{ or }B)
P(A or B)
P, left parenthesis, A, start text, space, o, r, space, end text, B, right parenthesis
, the probability that Harry is chosen by a wand made of holly or a wand with a dragon scale core?
Answers: 2
Mathematics, 21.06.2019 15:30
Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?
Answers: 2
Mathematics, 21.06.2019 18:00
Solve this system of equations. 12x − 18y = 27 4x − 6y = 10
Answers: 1
Mathematics, 21.06.2019 19:00
What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2
Answers: 1
Mathematics, 21.06.2019 20:30
What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie
Answers: 2
Harry Potter is at Ollivanders Wand Shop. As we all know, the wand must choose the wizard, so Harry...
Mathematics, 10.07.2019 13:30
Mathematics, 10.07.2019 13:30
Mathematics, 10.07.2019 13:30
Mathematics, 10.07.2019 13:30
Mathematics, 10.07.2019 13:30
Mathematics, 10.07.2019 13:30
Mathematics, 10.07.2019 13:30
Chemistry, 10.07.2019 13:30
Mathematics, 10.07.2019 13:30
Mathematics, 10.07.2019 13:30
History, 10.07.2019 13:30
Computers and Technology, 10.07.2019 13:30
Mathematics, 10.07.2019 13:30