dam
Newest questions and responses by dam
MATH
Let Q = {1.7, 1.1, 1.4, 2.1, 2.3, s}. What is the absolute difference between the greatest and least possible values of the median of set Q? Express your answer as a decimal to the nearest hundredth.
asked on October 8, 2018 
MATH
An annulus is a ring bounded by two concentric circles. In annulus A has an inner circle of radius 2 cm and an outer circle of radius 6 cm. Annulus B has an outer circle of radius 9 cm. If annulus B has an area equal to that of annulus A, what is the
asked on October 8, 2018 
MATH
Scott repeatedly rolls a pair of standard sixsided dice and keeps track of the sum of the two numbers rolled each time. So far he has not rolled any sum twice. What is the maximum possible number of times he has thrown the dice?
asked on October 8, 2018 
MATH
A square pen that is surrounded by a fence is divided into two rectangular regions by adding a new fence that connects the midpoints of two opposite sides. By what percent has the total length of fencing been increased?
asked on October 8, 2018 
MATH
If a is a nonzero digit in the numbers 1a2a and a31, what is the value of a when 1a2a + a31 = 2659?
asked on September 21, 2018 
MATH
f (x) = x^2 + d and g (x) = 2x^2, where d is a constant. If f (g (2))/f (2) = 4, what is the value of d?
asked on September 21, 2018 
MATH
Madison leaves her house and bikes north at a constant speed of 10 miles per hour. If her dad leaves the same house two hours later, driving north at a constant speed of 15 miles per hour, how long will it take him, in hours, to reach Madison?
asked on September 21, 2018 
Math
The 7digit numbers 74A52B1 and 326AB4C are each multiples of 3. Which of the following could be the value of C ? A) 1 B) 2 c) 3 D) 5 E) 8
asked on November 14, 2017 
Math
The 7digit numbers 74A52B1 and 326AB4C are each multiples of 3. Which of the following could be the value of C ?
asked on November 14, 2017 
Math
The sum of two prime numbers is 85. What is the product of these two prime numbers?
asked on November 13, 2017 
Math
The equation 24x^2+25x47/ax2= −8x−3− 53/ax2 is true for all values of x ≠ 2/a, where a is constant. What is the value of a ?
asked on November 12, 2017 
Math
cheryl used 1 inch thick wood to build a planter for some flowers. the planter has 4 sides and a bottom but no top. the outside dimensions are 3 feet long, 6/12 inches wide, and 6/12 inches high. cheryl wants to know how much space the planter takes up.
asked on March 6, 2017 
Math
Write two times, in digital notation, when the clockwise angle between the hands is: a less than one right angle b less than two right angles c greater than three right angles
asked on January 23, 2017 
Math
Write two times,in digital notation, when clockwise angle between the hands is: a. Less than one right angle : b. Less than two right angles : c. Greater than 3 right angles:
asked on January 23, 2017 
help me damon reiny steve bob plzz
prove that nsini=constant plz show me solution
asked on September 26, 2016 
mathematics need help me
evaluate the limit of [1/(n+1)+1/(n+2)+....+1/(n+n) as n tends to infinity plzzzzzzzzzzzzz show me solution
asked on September 26, 2016 
calculus
plz help show me steps solution evaluate the integral §dx/[(x+1)root(1x^2)]
asked on September 26, 2016 
maths need help log
if loxbase 2=k^2+2k what is the value of logx^3 base64
asked on September 25, 2016 
miss reiny correctdone
find the nth term of the series 1,3,6,11,19,31,48.... Hence duduce a formula for calculating the sum of the series plz help me show working
asked on September 17, 2016 
arithemetic progression too hard help plz
find the nth term of the series 1,3,6,11,31,48.... Hence duduce a formula for calculating the sum of the series plz help me show working
asked on September 17, 2016 
maths need helper
if cosz=200, what is the exact value of z?help
asked on August 30, 2016 
calculusagain frustratedlooking for steve asap
if sinh(y)=[4sinh(x)3)/(4+3sinh(x)] show that dy/dx=5/(4+3sinh(x)] step plz i plead
asked on May 26, 2016 
calculushelp me sir~steve
show that 2f''(t)f'(t)f(t)=sin(t)cos(t) where f(0)=f'(0) has the solution (2/5)e^(t/2)(1/5)sin(t)+(2/5)cos(t) using laplace tranformation plz plz plz show step by step
asked on May 26, 2016 
mathneed sirsteve badly asap
show that L{f(t)}=f(s) then L{e^(kt)}.f{(t)}=f(sk) where k=costant L=laplace transformation
asked on May 25, 2016 
simultaneousequation help am despirate
find the value of x,yandz in the system equation 2x+yz=8 x^2y^2+2z^2=14 3x^3+4y^3+z^3=195 step please thanks
asked on May 25, 2016 
logarithm mathneed help!!!!
5logxbase4+48log4basex=x/8 help me plz step
asked on May 21, 2016 
integration....
Evaluate the intergral root(xdx).... Help plz show work...
asked on May 13, 2016 
mathssomebody!anyone help
An arbitary list of integers both positive and negative is presented to two player,playerA and playerB.with A playing first in there turn,either players is allowed to pick the first or last number from the remaining list,and the number is deleted from the
asked on May 11, 2016 
help please
An arbitary list of integers both positive and negative is presented to two player,playerA and playerB.with A playing first in there turn,either players is allowed to pick the first or last number from the remaining list,and the number is deleted from the
asked on May 10, 2016 
calculus sir damon help me or steve
integrate dx/root(coshx1) plz show step
asked on May 10, 2016 
probability help!!
buses arrive at a bus stop at 15minute interval,starting from 7am if a passenger arrived at a times that is his uniformly distributed (a):find the probability that the passenger wait less than 5minute for a bus? (b):find the probability that the passenger
asked on May 7, 2016 
calculus help
Integrate:(3x^55)^3 dx thanks
asked on May 6, 2016 
mathsword problem help
A and B can finish a piece of work in 12days and 18days respectively. A begin to the work and they work alternately one at a time for one day each.The whole work will be completed in? Help me plz show step thanks
asked on May 6, 2016 
help maths partail sum
find the partial sum and the limiting sum of the following infinite series 1/4+1/10+4/18.... show step got no ideal at all
asked on May 5, 2016 
trigonomentry...Very hard
express root(9+x^2) as a trigonomentric function of tita without using radicals by letting x=3tantita.assume that 0
asked on May 2, 2016 
Math
A model car has a scale factor of 1/64.The diameter of a tire on the model is 0.4 inches. What is the diameter of a tire on the actual car?
asked on February 23, 2016 
Math
A model car has a scale factor of The diameter of a tire on the model is 0.4 inches. What is the diameter of a tire on the actual car?
asked on February 23, 2016 
Math
kristin bought eight boxes. a week later half of her boxes were destroyed in a fire. there are now only 17 boxes left. with how many did she start?
asked on February 3, 2016 
Math
Hildegard is 3 years more than twice as old as Fragonard. Write an expression for this situation?
asked on January 13, 2016 
Math
if 6 houses has 6 cats which catch 6 rats and each rat has 6 fleas. how many fleas are there? Write and evaluaye the exponent.
asked on January 13, 2016 
math
2 numbers have a product of 7, and a difference of 28, what are the 2 numbers?
asked on April 26, 2015 
Math
In Magic Diamond use numbers 112. Each row must equal the same sum. # # # # # # # # # # # #
asked on May 7, 2014 
math
write an equation of the line containing the given point and parallel to the given line. express your answer in the form y=mx+b (6,9)x+4y=5
asked on March 3, 2014 
science
bob and sue are initially standing still on frictionless ice. bob weighs 500n . they push against each other and sue acquires an acceleration of 5m/s while bob acquires acceleration of 3m/s. what is sue mass
asked on April 8, 2012 
Math quick check thx
Out of 42 kids in a class twice as many failed Ela as math,4 failed both. If 7 failed neither, find how many failed each subject. I made a venn diagram the middle part of the venn diagram would be 7 and the math part would be 13 and the ela part would be
asked on June 7, 2011

Lang Arts
Miss sue is not a real teacher if she realy was a real teacher she would not be giving out answers she would lose her job and if she was a real teacher she would learn how to CONTROL HER ANGER!! “Ms Sue” is just a little kid who is bored
posted on November 27, 2018 
math
what you have to do is divide 13 by 4 13/4=3.25 so your answer is c but it stops at 2 decimal places, there are no more than 2 decimal places so c is your answer.
posted on October 8, 2018 
MATH
can you please explain in detail? thanks.
posted on October 8, 2018 
math
No
posted on January 1, 2018 
miss reiny correctdone
thanks
posted on September 17, 2016 
maths need helper
i mean what the exact value of z!
posted on August 30, 2016 
Math
8xx=5+4 7x=1 x=1/7...
posted on May 13, 2016 
sociology of theory...help
i can not access the web page at bobpursley..and yes am a university graduate...
posted on April 18, 2016 
math
don't know
posted on March 11, 2016 
Math
(X+8)/2= 17 X+8= 17x2 X+8=34 X= 348 X= 26 boxes
posted on February 3, 2016 
Math
Thanks Vinny. But its Diamond with 4 circles each side. one circle common between two sides and the number should not e repeated to use. If i am not mistaken. 0 0 0 0 0 0 0 0 0 0 0 0
posted on May 7, 2014 
HELP PLZ
hI, I found this for you. I hope will work for you. Displacement occurs when they is an obvious difference in reactivity for both the metals. e.g: If you got Rubidium and Sodium, obviously rubidium got the better reactivity, hence it will displace any
posted on May 7, 2014