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prob stat: 1st/2 parts. One sample has a mean of M=6 &
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Alternate way: Find 1+2+3+... +(n-1)+n via "polynomial degree 2"
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1st/3parts: Checkpoint 1.1 STPM Math T Sem2
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logic Idempotent law show x=xVx
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MP 2000 Hindustan: Evaluate ∫(tan(x)+cot(x))^2 dx
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AI 2008 Hindustan: Evaluate integral ∫ 2/3 cos(x)/sin^2(x) dx
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Review: Linear form, Quadratic form & Bilinear form
diff eq: Solve dy/dx = (2y4x^4)/(xy^3) ❌separable to ✅separable
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Pantun Melayu [Buah cempedak di luar pagar]
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2nd way: trig integral ∫ tan^4(x) sec^2(x) dx
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2nd way: integral ∫x/(2ax-x^2) dx
prob stat 2/2 ways: A couple has 6 children whose ages are 6,8,10,12,14,16.
prob stat: For the sample shown in the freq distribution table, what is the mode?
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logic: Simplify the Boolean function F=XYZ+XY'Z+XYZ'
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integral ∫(8x+12) (x^2+3x+1)^4 dx vs integral ∫(8x+12)/(x^2+3x+1)^4
We lost original x's but still know mean x̄ & n. Now we collected m new observations.
U of Arizona: For each integral decide which of the following is needed ....
prob stat: A normal 6-sided dice is rolled. What is the prob. that the first '6' occurs:
partial Let f(x,y,z)=x e^(yz). Compute fxzy & fyxz.
multivariable partial Let w=2x^2 y, where x=u^2+v^2 & y=u^2-v^2. Find ∂w/∂u & ∂w/∂v.