lawls
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 Townsend Harris High School
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lawls:
Group Title
If X1, X2, X3 are the number of spots on the upfaces of the three dice, then X = X1 + X2 + X3. Use this fact to find the mean and the stand…
 updated 6 months ago
 8 replies
 No Medals Yet
Mathematics

lawls:
Group Title
In the figure below, what is the sum, in terms of n, of the degree measures of the four angles marked with arrows?
(a) n
(b) 2n…
 updated 11 months ago
 5 replies
 No Medals Yet
Mathematics

lawls:
Group Title
If m and n are positive integers such that mn = 4000 and if neither m or n contains the digit 0, then mn could be
(a) 93
(b) 135
…
 updated 11 months ago
 8 replies
 2 Medals
Mathematics

lawls:
Group Title
In the square below, what is the length of the longest line segment that can be drawn joining two of the points below without passing throug…
 updated 11 months ago
 4 replies
 No Medals Yet
Mathematics

lawls:
Group Title
If r = 3t and rt = 8, then r^2 + t^2 = ?
 updated 11 months ago
 2 replies
 1 Medal
Mathematics

lawls:
Group Title
Line segments QW, QX, QY, and QZ are segments of different lines which intersect at point Q. Segment QX bisects <WQZ. If m<WQY = 60 degrees,…
 updated 11 months ago
 8 replies
 No Medals Yet
Mathematics

lawls:
Group Title
The average of x numbers is 12. If the avg of these x numbers and 4 and 6 is 10, what is the value of x?
 updated 11 months ago
 5 replies
 2 Medals
Mathematics

lawls:
Group Title
can you factor 3x^2 + 4x  5
 updated one year ago
 11 replies
 1 Medal
Mathematics

lawls:
Group Title
If theta represents an angle such that sin2theta = tantheta  cos2theta, then sinthetacostheta =?
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

lawls:
Group Title
ramona cycles from her house to school at 15mph and returns home at 25mph. if the entire trip takes 32 min, then what is the her avg speed, …
 updated one year ago
 12 replies
 1 Medal
Mathematics

lawls:
Group Title
If x^3/5 = 1.84 then x^2 =
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

lawls:
Group Title
What is the derivative of square root 2x
 updated one year ago
 10 replies
 No Medals Yet
Mathematics

lawls:
Group Title
find the derivative of x/ radical(x^2 + 1) using the quotient rule
 updated one year ago
 4 replies
 1 Medal
Mathematics

lawls:
Group Title
find the second derivative of the function f(x) = 2(x^21)^3
 updated one year ago
 17 replies
 1 Medal
Mathematics

lawls:
Group Title
Find the derivative of x/ radical (x^4 + 4) Please help!!!
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

lawls:
Group Title
Write as a piecewise function. f(x) = abs(3x2) + x
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

lawls:
Group Title
a rubber ball is dropped from a height of 100 feet and each time it rebounds 1/2 of the height from which it last fell. How far does the bal…
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

lawls:
Group Title
Find the 7th term of (x^2 + 3y)^9
 updated one year ago
 11 replies
 No Medals Yet
Mathematics

lawls:
Group Title
Find the center, vertices, foci and eccentricity of
x^2 + 4y^2  4x 21 = 0
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

lawls:
Group Title
sketch the graph of the polar equation. r = theta
…
 updated one year ago
 7 replies
 No Medals Yet
Mathematics

lawls:
Group Title
write the partial fraction decomposition for the rational expression.
(3x^2  7x  2)/ (x^3  x)
 updated one year ago
 17 replies
 No Medals Yet
Mathematics

lawls:
Group Title
write the partial fraction decomposition for the rational expression.
(2x3)/(x1)^2
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

lawls:
Group Title
Solve the system of linear equations and check any solution algebraically.
2x +2z = 6
5x +3y = 11…
 updated one year ago
 36 replies
 1 Medal
Mathematics

lawls:
Group Title
If 5=m^x, what is the value of 5m?
 updated one year ago
 19 replies
 2 Medals
Mathematics

lawls:
Group Title
if a+b is not equal to 0 and ab is not equal to 0 then (a^2b^2)/(a^2+2ab+b^2)  (aba^2)/(a^2b^2) is equal to what?
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

lawls:
Group Title
find the sum of all positive multiples of 5 less than 400
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

lawls:
Group Title
If Ari, Ben, and Carol each choose a number at random between 1 and 5, inclusive, what is the probabilty that all of them choose different n…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

lawls:
Group Title
Each question on a multiple choice test has five equally likely answers. If Nicole guesses randomly on four questions, what is the probabili…
 updated one year ago
 5 replies
 1 Medal
Mathematics

lawls:
Group Title
Palindromes are numbers such as 44 and 383 and 1441 that read the same from right to left as they do from left to right. If a 4digit number…
 updated one year ago
 15 replies
 1 Medal
Mathematics

lawls:
Group Title
2x3 ≤ 7 and x2 ≤ 4. If x is an integer, what value of x is a solution for one inequality but not the other?
 updated one year ago
 3 replies
 1 Medal
Mathematics
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