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Questions Asked on May 6, 2018

Make r the subject of formula t=2πr(r+h)
1. 10 answers
2. asked by Victor
3. 4,140 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. 3,814 views
Compute the angle between the vectors i −j +k and −i −j −k .angle=
1. 1 answer
2. asked by Carl
3. 436 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. 695 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. 640 views
Derive the coefficient of surface tension of mercury
1. 0 answers
2. asked by Evans
3. 579 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. 465 views
What are 3 main events that led to the stock market crashing in 1929?
1. 1 answer
2. asked by Cam
3. 452 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. 957 views
Derive the coefficient of surface tension for water
1. 0 answers
2. asked by Evans
3. 471 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. 3,164 views
Solve Using Quadratic Equation5r^2 = 2r + 1
1. 2 answers
2. asked by Christopher
3. 418 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. 826 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. 1,024 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. 920 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. 660 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. 3,753 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. 4,899 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. 485 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. 639 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. 417 views
Please who can help me out.Derive the coefficient of surface tension for water
1. 1 answer
2. asked by Evans
3. 435 views
Someone please....Derive the coefficient of surface tension for mercury
1. 1 answer
2. asked by Evans
3. 374 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. 3,898 views
what made the 1920's roaring
1. 4 answers
2. asked by Tom
3. 833 views
what were the four leading causes to the great depression
1. 3 answers
2. asked by Tom
3. 607 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. 1,549 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. 1,918 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. 1,126 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. 885 views
Can lotto be win mathematically? If yes what is the formula to produce genuineNumbers
1. 1 answer
2. asked by Jessica I
3. 740 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. 545 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. 1,242 views
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. 6,333 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. 452 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. 1,904 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. 540 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. 360 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. 590 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. 540 views
Locus of the tip of an oscillating pendulum
1. 2 answers
2. asked by M
3. 973 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. 456 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. 544 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. 2,008 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. 585 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. 1,476 views
Find a unit vector u in the direction opposite of ⟨−3,−9,−9⟩.
1. 1 answer
2. asked by George
3. 2,673 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. 3,063 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. 808 views

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