prob stat: x̄=∑xk where k=1,2,3,...,n?

STPM Math T Sem. 2: Ex 11.2 Given that f(x)=tan(x), show that ...

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Solve the following differential equation cos^2(x)dy/dx +y = tan(x)

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MP 98 Hindustan: Evaluate (i) ∫e^loge(x) dx (ii) ∫e^(-loge(x)) dx

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AI 2008 Hindustan: Evaluate integral ∫ 2/3 cos(x)/sin^2(x) dx

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A box contains 8 blue & 6 red socks. What is the number of ways that 2 socks can be drawn ...

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RPET 2003 Hindustan: integral ∫sin^4(x)-cos^4(x) dx

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2 ways: sq root derivative 1/(√√(1/√x))

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1st/2ways: Find the sum 1/7, 10/21, 17/21, 24/21, 31/21 via median.

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If y=acos(ln(x)) + bsin(ln(x)), show that x^2y2 + xy1 +y=0

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Review Add Math: 1.2/parts: Show a^m a^n = a^(m+n) where m & n are any 2 positive integers

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2nd way: Express as partial fractions

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Determine the equation of the normal drawn to the astroid ...

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Quickie: 6169^2 - 2331^2?

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2nd/3ways: derivative (x+1)^(1/2) (x+2)^(1/3) (x+3)^(1/4) (x+4)^(1/5) (x+5)^(1/6)

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1st/4 ways: integral ∫1/(x + √x) dx

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2 ways: integral ∫ 1/(x^2 √(1+x^2)) dx

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log sq root integral ∫ln(√ x^3)/√ √ x dx

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A bag contains 20 identical red marbles, 20 identical green marbles, & 20 identical blue marbles.

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Ex11.6 STPM Math T Sem.2 Find the fir st 4 terms in the expansion of the following functions

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1st/3ways: trig integral ∫sec(x) dx

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