Sunday
December 4, 2016

# Posts by meera

Total # Posts: 36

Math
Mary had 3/4 of a pizza left over. She cut it into pieces, each of which is 3/8 of the whole pizza. How many pieces did Mary cut?
October 24, 2016

Dowingtown
October 24, 2016

maths
Qpqr is a rhombus ,3 of whose vertices lie on the circle with centre o .if the area of the rhombus is 32 root 3 find the radius of the radius
August 25, 2016

math
Jack saved \$60 on a jacket during a 30% off sale.What was the original price of jacket. Will the answer be 200 dollars?
March 30, 2016

Math
If 3x+2y=12 and xy=6,find 27x^3+8y^3
July 2, 2015

Math
The adjacent sides of parallelogram are 26cm and 28cm and one of its diagonal is 30cm. Find the area of parallelogram by using heron's formula
July 2, 2015

Math
If a^x=b^y=c^z and b^2=ac then prove that : 1/x+1/z=2/y
July 1, 2015

Math
if a=√5+1/√5-1 and b=√5-1/√5+1 , find a^2+ab+b^2/a^2-ab+b^2
July 1, 2015

Math
If 3x+2y=12 and xy=6,find 27x^3+8y^3
July 1, 2015

Maths
The adjacent sides of parallelogram are 26cm and 28cm and one of its diagonal is 30cm. Find the area of the parallelogram by using heron's formula
July 1, 2015

Chemistry
Consider a solution of CaCl2 and Mg(NO3)2 in which the concentrations of both Mg2+ and Ca2+ are the same, 0.01. M. Is it possible to separate Ca2+ from Mg2+ by selective precipitation of Mg(OH)2? To be precise, is it possible to precipitate 99.99% of magnesium without ...
October 21, 2014

Algebra
but 8 over 1 and swipe 1/4 = 4/1 so we have to multiply 8/1 x 4/1 = 32/1 = 32 he will serve 32 of granola
May 13, 2014

math
but 8 over 1 and swipe 1/4 = 4/1 so we have to multiply 8/1 x 4/1 = 32/1 = 32 he will serve 32 of granola
May 13, 2014

Calculus
find the derivative (df/dx) of the squareroot of sin4x
December 9, 2012

Calc
If f (3) = 9 and f ´(3) = 4, find the tangent line to the graph of f when x = 3
December 9, 2012

calc
find derivative d/dt of sec * square root of t
December 9, 2012

calc
Find the slope of the tangent line to the graph y = x-3 at the point (0.5, 8)
December 9, 2012

calc
Which of the following statements would always be true? I. If f is differentiable at x = c, then f is continuous at x = c. II. If f is continuous at x = c, then f is differentiable at x = c. III. If f is not continuous at x = c, then f is not differentiable at x = c.
December 9, 2012

science
a man drops a stone in a well and hears the sound of the stone hitting the water after 4 sec calculate the depth of the well ( assuming the speed of sound in the well is 364 m\s )
September 29, 2011

Chemistry
How do i work out the standard molar entropy of iron(iii) oxide from the data booklet?
April 21, 2011

physics
A Ferris wheel with radius 14.0 m is turning about a horizontal axis through its center as shown in the figure. The linear speed of a passenger on the rim is constant and equal to 7.0 m/s. What are the magnitude and direction of the passenger's acceleration as she passes ...
November 6, 2010

multiple choices
Which of the following is accelerating? An object moving with a constant velocity. An object moving along a curve. None An object moving on a straught line with a constant speed.
November 6, 2010

physical
Find the magnitude of the resultant of the following two vectors: i) 50 units due east and ii) 100 units 30° north of west. the answer is 62 unit but how it come ?
October 25, 2010

physics college
An antelope moving with constant acceleration covers the distance between two points 70.0 m apart in 7.00 s. Its speed as it passes the second point is 15.0 m/s. (a) What is its speed at the first point? (b) What is its acceleration? A car is stopped at a traffic light. It ...
October 8, 2010

college physics
in the first i chose last one but in second p mean density so the formula should be p=m/v m mass , v volume is not it ?
October 2, 2010

- Physic college
should we divied it , I mean solve it like x = 1/2at^2 ,x= bt^3 and take each part individual ! how can get red of (sin) from this formula , also here should i handle it individual !
October 1, 2010

- Physic college
if at^2 is distance, then a must be distance/time^2 okay but from where can i get distance ?! i mean as a number ! also here sin (C2 t) i think it is constant so we can't take dimension or i am wrong :( Again Thank u a lot :D
October 1, 2010

- Physic college
The equation for the change of position of a train starting at x = 0 is given by x=1/2at^2 + bt3 . Find the dimensions of a and b. If y = C1 sin (C2 t) where y is a distance and t is the time. What are the dimensions of C1 and C2 ?.
October 1, 2010

- Physical Education
writeeacher i don't what u mean ! but i study this problems in physics any way i am sorry if i do any mistakes ! bobpursley thank u for help but should i convert it to k.g/m^3
September 30, 2010

- Physical Education
Calculate the density in SI units of a solid cube that measures 5 cm on each side and has a mass of 350 g.
September 30, 2010

physics
The two masses in the Atwood's machine shown in the figure are initially at rest at the same height. After they are released, the large mass, , falls through a height and hits the floor, and the small mass, , rises through a height . Find the speed of the masses just ...
July 1, 2010

physics
A 1.9- block slides down a frictionless ramp, as shown in the figure. The top of the ramp is = 2.1 above the ground; the bottom of the ramp is = 0.40 above the ground. The block leaves the ramp moving horizontally, and lands a horizontal distance away. Find the distance .
July 1, 2010

History
Why did relations between the Superpowers change in the years 1962-75?
March 21, 2010

maths
A man invested Rs30000 in two types of bonds.On one he earns 5% and on the other he gets 75.If his total earnings are Rs2000,find his investment in each type of bonds.Pls answer this question with required steps. earnings= amount1*.05 + amount2*.075 you know earnings. You also...
July 12, 2007

social studies
I need legends associated with taj mahal,sanchi stupa,and ajanta and ellora caves. It looks as if what you need to do is learn how to conduct thorough and effective searches for yourself. That's what research is, and I'm sure that's what your teacher expects you to...
July 9, 2007

Al hsoone
Watch the video
October 26, 2006

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