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Questions Asked on May 6, 2018

An athlete with mass (m) running at speed (v) grabs a light rope that hangs from a ceiling of height H and swings to a maximum
1. 2 answers
2. asked by Anonymous
3. 6,379 views
Find all vectors v in 2 dimensions having ||v ||=5 where the i -component of v is 3ivectors:
1. 1 answer
2. asked by George
3. 4,935 views
Make r the subject of formula t=2πr(r+h)
1. 10 answers
2. asked by Victor
3. 4,186 views
Simplify the expression: 4 times Start Root 18 End Root plus 5 times Start Root 32 End Root
1. 9 answers
2. asked by Anonymous
3. 3,932 views
M varies directly as the square of N. If N increases by 10%, find the percentage change in M
1. 4 answers
2. asked by Francis
3. 3,839 views
Which of the following compounds has the greatest molar solubility?A) AgBr, Ksp= 5.4 x 10^13 B) Ba3(PO4)2, Ksp = 3.0 x 10^-23 C)
1. 3 answers
2. asked by Anon
3. 3,792 views
What is the boiling point elevation of a solution of NaNO3 (85.0 g/mol, complete dissociation) made by dissolving 10.0 g of
1. 1 answer
2. asked by Anon
3. 3,206 views
t) Let a , b , c and y be the three dimensional vectorsa =4j +2k ,b =−3i +4j +4k ,c =3i −j ,y =8i −7j Perform the
1. 3 answers
2. asked by Carl
3. 3,085 views
Find a unit vector u in the direction opposite of ⟨−3,−9,−9⟩.
1. 1 answer
2. asked by George
3. 2,698 views
(width:20, length:22, height:1)If the height of the tabletop was 2 inches instead of 1 inch, the surface area would increase by
1. 7 answers
2. asked by a dog
3. 2,047 views
Drawing at least one queen when you draw a card from a standard deck 5 timesâ€‹ (replacing the card each time youâ€‹
1. 1 answer
2. asked by Anonymous
3. 1,954 views
61.8g of A combines with 80g of B.30.9g of A combines with 106.5g of C, B and C combine to form compound CB2.atomic weight of C
1. 1 answer
2. asked by Animesh swain
3. 1,934 views
In Germany they came first for the Communists,and I didn't speak up because I wasn't a Communist. Then they came for the Jews,
1. 3 answers
2. asked by sue
3. 1,587 views
Sports Haven keeps an inventory of FITBIT Wearable Technology. Assume an inventory of 35 FitBits at the beginning of the year at
1. 2 answers
2. asked by Heyhi
3. 1,518 views
The angle of elevation of the top of a tower fron a point 42m away from its base on level ground is 36degree.find the height of
1. 4 answers
2. asked by Anonymous
3. 1,271 views
A particle moves along a curve so that its position at time t is given by the position vector <4e^(3t - 3), cos(t - 1)>. What is
1. 1 answer
2. asked by Anonymous
3. 1,160 views
Yep, another math question!The slope of a line passing through H ( -2, 5) is -3/4, which ordered pair represents a point on the
1. 2 answers
2. asked by Lyla
3. 1,046 views
Locus of the tip of an oscillating pendulum
1. 2 answers
2. asked by M
3. 999 views
Danielle will use the instructions in the box below to make a cleaning solution"Add 13 cups of water to every 2 cups of
1. 5 answers
2. asked by Lyla
3. 977 views
For the sequence 0,3,8,15,24;Write the general term (an equation) for the nth term of this sequence I got tn=n^2-1. Is this
1. 1 answer
2. asked by Anonymous
3. 946 views
If f is a vector-valued function defined by <sin2t, cos2t> then what is f '' (pi/4)?I think it is <-4, -√2/2>.
1. 2 answers
2. asked by Anonymous
3. 926 views
By what percent will a fraction change if its numerator is decreased by 10% and its denominator is decreased by 50%?
1. 2 answers
2. asked by henry
3. 854 views
The basicity of tetraoxosulphat(iv)acid is 2 explain this statement with an equation showing the reaction between the acid and
1. 1 answer
2. asked by angel
3. 854 views
what made the 1920's roaring
1. 4 answers
2. asked by Tom
3. 853 views
Can lotto be win mathematically? If yes what is the formula to produce genuineNumbers
1. 1 answer
2. asked by Jessica I
3. 760 views
Solve the following inequality. Yuur answer show be enter with the variable on the the left side of the inequality. ( i.e. x<
1. 1 answer
2. asked by Anonymous
3. 719 views
A printer takes 50 minutes to print a total of 1200 identical black-and-white posters and 500 identical coloured posters. The
1. 2 answers
2. asked by chimingbell
3. 689 views
In the story Animal Farm how is the use of allegory as a rhetorical device different from simply laying out a non-fictional
1. 2 answers
2. asked by sue
3. 675 views
Solve the equation and show the check of the potential answer(s). If any answers are excluded values, state this on your answer
1. 4 answers
2. asked by Neil
3. 669 views
what were the four leading causes to the great depression
1. 3 answers
2. asked by Tom
3. 634 views
I need to make a timeline for the great depression. I need four lead up events to the stock market crash, then after that
1. 3 answers
2. asked by Cam
3. 622 views
Getting my head twisted around by the wording of these two questions, any help would be appreciated. My answers/ideas are below
1. 1 answer
2. asked by Anon
3. 615 views
Derive the coefficient of surface tension of mercury
1. 0 answers
2. asked by Evans
3. 599 views
If k>0 and the product of the roots of equation x to power 2-3kx+2e power 2logk-1=0 is 7 then sum of roots is?
1. 1 answer
2. asked by Swathi
3. 581 views
In the story Animal Farm how is the use of allegory as a rhetorical device different from simply laying out a non-fictional
1. 1 answer
2. asked by sue
3. 581 views
So I have worked out the 'allowed' configurations for four particles which can occupy 5 different energy levels (1, 3, 5, 7, 9)
1. 2 answers
2. asked by Anon
3. 579 views
The basicity of tetra oxtail phage(vi) acid is 2. Explain this statement with an equation showing the reaction between the acid
1. 2 answers
2. asked by Ofoegbu Cynthia
3. 562 views
The force on an object is F =−21j . For the vector v =4i −j , find:a) The component of F parallel to v : (b) The component
1. 0 answers
2. asked by Tim
3. 516 views
Derive the coefficient of surface tension for water
1. 0 answers
2. asked by Evans
3. 494 views
solve equation by factoring 3m^2-8m=35I need to show full work as well please help
1. 2 answers
2. asked by MIke
3. 486 views
jameel receive a salary of 3600 he saved 1\4 of it gave his mother 1\5 of it and used up1\10 of it on entertainment calculate
1. 1 answer
2. asked by marva
3. 483 views
In a restaurant, a service charge of 10% is added to the price of a meal. What is the service charge on a meal costing £28.50?
1. 1 answer
2. asked by lauran
3. 475 views
What are 3 main events that led to the stock market crashing in 1929?
1. 1 answer
2. asked by Cam
3. 474 views
Compute the angle between the vectors i −j +k and −i −j −k .angle=
1. 1 answer
2. asked by Carl
3. 468 views
Please who can help me out.Derive the coefficient of surface tension for water
1. 1 answer
2. asked by Evans
3. 465 views
A car traveling from town A to town B at an average speed of 80 km/h took 54 minutes. Another car took 40 minutes to travel the
1. 1 answer
2. asked by k
3. 447 views
Solve Using Quadratic Equation5r^2 = 2r + 1
1. 2 answers
2. asked by Christopher
3. 437 views
Someone please....Derive the coefficient of surface tension for mercury
1. 1 answer
2. asked by Evans
3. 393 views
So i have to find the first 5 terms of each sequence; 2^x-1. Would I start at 0? I mean is 0 a natural number
1. 2 answers
2. asked by DAMIANN
3. 390 views

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