Friday
April 18, 2014

Posts by Neo


Total # Posts: 24

physical science
A horizontal force of 10 Newtons acts on a 2 kg block on a level surface.The frictional force between the block and the surface is 3 Newtons.What is the magnitude and the direction of the net force acting on the block?

agriculture
what are the objectives of fencing a farmland?

Science(Chemistry)
The effect of intemolecular forces on evaporation chemicals:water,nail polish remover,methylated spirits nd vinegar

Maths-trig
Prov tht 1-sin2X/sinX-cosX=sinX-cosX

life orientation
Critically discuss 6 ways in which the environment health hazard can impact negativly on ones health

MATHs
Solve X by finding common difference....in this case;step 1:3X+5-(X+12)=2X+25-(3X+5) step2:3X+5-X-12=2X+25-3X-5 step3:solve like terms n u'll remain with 3X=27 n then make X subject of the formular by dividing each term by 3...n u'll remain with X= 9

MATHs
Solve X by finding common difference....in this case;step 1:3X+5-(X+12)=2X+25-(3X+5) step2:3X+5-X-12=2X+25-3X-5 step3:solve like terms n u'll remain with 3X=27 n then make X subject of the formular by dividing each term by 3...n u'll remain with X= 9

MATHs
Solve X by finding common difference....in this case;step 1:3X+5-(X+12)=2X+25-(3X+5) step2:3X+5-X-12=2X+25-3X-5 step3:solve like terms n u'll remain with 3X=27 n then make X subject of the formular by dividing each term by 3...n u'll remain with X= 9

MATHs
Solve X by finding common difference....in this case;step 1:3X+5-(X+12)=2X+25-(3X+5) step2:3X+5-X-12=2X+25-3X-5 step3:solve like terms n u'll remain with 3X=27 n then make X subject of the formular by dividing each term by 3...n u'll remain with X= 9

agriculture
i do not know. i need some ideas please!

agriculture
i do not know. i need some ideas please!

Quantum Physics
Anyone please: If the first qubit is in the state 2/sqrt(5)|0> - 1/sqrt(5)|1> and the second qubit is in the state 1/sqrt(2)|0> - i/sqrt(2)|1>, what is the state of the composite system?

Physics
John is pushing a wheelbarrow filled with sand on a building site the total mass of the wheelbarrow and its content is 30kg. When he applies force of 20 the wheel barrow moves forward at constant speed. What is the Magnitude of the friction between the wheels and the ground?

Math
Sara traces circle stencils for her project. She needs 4 rows of 6 circle stencils. She thought that 4 rows of 6 is the same as 3 rows of 8 and 2 rows of 8. Is this correct? Explain.

Math
Is 36 a perfect square?

Life orientation (research)
HIV/aids critically discuss 5 ways in which the human or environmental problem impacts on the community

Life orientation (research)
Poverty in the community or schools

Writing EASY BRAINSTORMING
i was cheated

life orientation
Poverty in the community or schools

Math Repost (Logs)
.704=log(100/x) I tried this 10^.704=10^(100/x) But i not sure what to do now?

Math
.704=log(100/x) I tried this 10^.704=10^(100/x) But i not sure what to do now?

Chemistry Repost
I mixed 5ml H202 with 5ml KI with 5ml H2SO4 wit Na2So2O3 with 50ml. Now I am trying to figure out all the elementary steps for this reaction. A starch was added in this mixture to measure the reaction time with the thiosulfate and the I2. I was just wonder if anyone could give...

Chemistry
I mixed 5ml H202 with 5ml KI with 5ml H2SO4 wit Na2So2O3 with 50ml. Now I am trying to figure out all the elementary steps for this reaction. A starch was added in this mixture to measure the reaction time with the thiosulfate and the I2. I was just wonder if anyone could give...

Algebra
Solution for No.1 7x^2 + 49x + 42 7x^2 + 7x + 42x + 42 (7x^2 + 7x) + (42x + 42) [7x(x+1)+ 42(x+1)] (7x+42)(x+1) 7(x+6)(x+1) Solution for No.2 x^10y^3 - 4x^9y^2 - 21x^8y x^8y (x^2y^2 - 4xy - 21) x^8y (xy-7)(xy+3)

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