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Questions Answered

nickersia:
Tangent at the point of inflection question.
 updated 22 days ago
 23 replies
 1 Medal
Mathematics

nickersia:
Tap A can fill a cylindrical container in 3 minutes. Tap B can fill the same container in 15 minutes. How long would it take the two taps to…
 updated one month ago
 1 reply
 No Medals Yet
Mathematics

nickersia:
A bag contains 8 blue marbles, 4 red marbles and x white marbles. A marble is drawn at random and not replaced. A second marble is drawn at …
 updated one month ago
 19 replies
 1 Medal
Mathematics

twopack98:
The moon forms a right triangle with the Earth and the sun during one of its phases, as shown below.
A scientist measures the angle x and…
 updated one month ago
 8 replies
 1 Medal
Mathematics

ElisaNeedsHelp:
For what acute angle θ is cos θ=sqrt3/2
 updated one month ago
 4 replies
 2 Medals
Mathematics

neluthenoodle:
http://media.education2020.com/evresources/31080107/mc0011.jpg
What is the rate change of the function?
 updated one month ago
 2 replies
 1 Medal
Mathematics

neluthenoodle:
http://media.education2020.com/evresources/31080107/mc0041.jpg
The rate of change between point A and point B is 2.What is the rate of …
 updated one month ago
 1 reply
 1 Medal
Mathematics

nickersia:
Is this correct? (I give medals)
*Image in comments
 updated 10 months ago
 2 replies
 No Medals Yet
Mathematics

nickersia:
Medal to first who explains me this question :)
Find the roots of the equation (comment).
 updated 11 months ago
 11 replies
 1 Medal
Mathematics

Shames:
can anyone help me with this simple geometry!? (I forgot how to do this cuz i did it a long time ago)
 updated 11 months ago
 20 replies
 2 Medals
Mathematics

hrops:
help please?
The sum of two numbers is 36. Twice the first number minus the second is 6. Find the numbers.…
 updated 11 months ago
 6 replies
 2 Medals
Mathematics

heather040200:
Help! I give medals:) Pic below
Solve for x in the right triangular prism.Show work
 updated 11 months ago
 8 replies
 1 Medal
Mathematics

King.Liang:
If L = 6 inches, W = 7 inches, and H = 2 inches, what is the surface area of the rectangular prism?
…
 updated 11 months ago
 4 replies
 2 Medals
Mathematics

marcybaby:
multiply and simplify the expression.
(11z)z
…
 updated 11 months ago
 3 replies
 1 Medal
Mathematics

heather040200:
Help! I give medals:) Pic below
find the height and surface area of the right circular cylinder with the height equal to the diameter. Show…
 updated 11 months ago
 7 replies
 1 Medal
Mathematics

Acaciaa:
Stay weird ;)
…
 updated 11 months ago
 22 replies
 1 Medal
Mathematics

msumner:
this figure has rotational symmetry?
 updated 11 months ago
 2 replies
 1 Medal
Mathematics

msumner:
a figure cannot have both line symmetry and rotational symmetry?
true or false?
 updated 11 months ago
 4 replies
 1 Medal
Mathematics

freakszdoesit:
find the m GF
 updated 11 months ago
 7 replies
 No Medals Yet
Mathematics

supermanhelp:
Can some one help me with this question?
…
 updated 11 months ago
 7 replies
 1 Medal
Mathematics

heather040200:
Help! I give medal:) Pic below
Find the surface area and volume of the triangular prism formed by the net Show work
 updated 11 months ago
 10 replies
 1 Medal
Mathematics

nickersia:
John drives to work and passes three sets of traffic lights. The probability that he has to stop at the first is 0.6, second 0.7, third 0.8.…
 updated 11 months ago
 3 replies
 1 Medal
Mathematics

locitalovesu:
Please help!!
The vertices of a triangle are A(16, 0), B(9, 2), and C(0, 0).
…
 updated 11 months ago
 6 replies
 No Medals Yet
Mathematics

nickersia:
A large supermarket chain commissioned a survey to find out whether people favoured extended opening hours at the weekend. Four hundred peop…
 updated 11 months ago
 3 replies
 1 Medal
Mathematics

Forever_Me:
What is the yintercept of the function y = 9x?
A. x
…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

nickersia:
A random variable X follows a normal distribution with mean 20. (standard deviation 5)
Find probability 14=<X=<26
 updated one year ago
 9 replies
 1 Medal
Mathematics

nickersia:
sinA=(sprt(3)/2), find two values for cosA without using calculator (x is from 0 do 360 degrees)
 updated one year ago
 23 replies
 2 Medals
Mathematics

Baldwin777:
f(x)=3x+4
 updated one year ago
 7 replies
 No Medals Yet
Mathematics

katie__michelle:
By using substitution:
15x+3y=5
5x+y=6
…
 updated one year ago
 5 replies
 2 Medals
Mathematics

johana:
HEEEEELLLLPPPP MEEEEEEE!!!!!Solve the systems using substitution.
6x + 2y = 0
4x + y = 1
…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics
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