Hi guys I need your guidance in q5ii. I have got the answer for part i to be -xsin2x+cos^2 2x. http://i59.tinypic.com/2zsoe85.jpg\">

Thanks!

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Can someone assist in the highlighted question?

I will be in P6 next week and thinking whether to join Jiang Lao Shi lesson in Marine Parade branch. Not sure whether Oral is covered during the weekly Composition lesson. Any existing student that attend Jiang Lao Shi in Fu Lu Shou can advise. Need to make decision fast. Appreciate if anyone can advise.

P5G:

SUPERCKJ:

Anybody did the 2011 RGPS Prelim Science MCQ.


Qustion 28 with a test tube at the top part and an ice protected by metal gauze.

Question: Which one best explains why ice at the bottom tube takes a longer time to melt?

Is the ans 4? Metal gauze prevent heat from reaching the ice.

Hi Uncle/Auntie SUPERCKJ,

The answer is (3) Water conducts heat away slowly.

Can explain?

Anybody did the 2011 RGPS Prelim Science MCQ.


Qustion 28 with a test tube at the top part and an ice protected by metal gauze.

Question: Which one best explains why ice at the bottom tube takes a longer time to melt?

Is the ans 4? Metal gauze prevent heat from reaching the ice.

studylikemad:

For the comprehension cloze,q63 I think,

______laborers,professionals such as architects,astronomers ..............
what's the answer?

I put besides as it has the meaning of not only were labourers involved in building the pyramids.

Maths Isnt Fun:

for the ans:351 the question was abt chairs...someone arranged chairs in rows of 9. he bought 6 chairs and arranged the chairs in rows of 7 and had 12 more rows. how many chairs are in the hall at first? (i think?)

My answer is 357. I used algreba but it took many steps . Assume that number of chairs is x.Try to make two number sentences equal to each other and try to eliminate one equation by minusing it out from the equation that is greater in value.