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**r**= 2 in V = 45 in³ V = (πr²h)/3 3V = πr²h 3V/πr² = h h = 3V/πr² h = 10.74 in4 Answers · Science & Mathematics · 23/07/2019

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**r**ee with answe**r**which says = ∫ [ 0 to a**r**ccos(2/7) ] ( 49 ( 1 + cos(2u))/2 + 4 - 28cos(u)) du ( I am changing eve**r**ything back to theta, since it helps me ) = ∫ [ 0 to a**r**ccos(2/7) ] ( 49 ( 1 + cos(2θ))/2 + 4 - 28cos(θ) dθ but that gives = [ 0 to...4 Answers · Science & Mathematics · 24/10/2019

Y intercept is zero in this equation.

2 Answers · Science & Mathematics · 01/09/2019

Don't let the non-standa

**r**d lette**r**s put you off. It's just the same as finding dy/dx when y = 36/x. . dP/dR = -36/R²1 Answers · Science & Mathematics · 28/05/2020

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**r**= 1 a ***r**^2 = (1/3) * tan(t)^2**r**= (1/3) * tan(t)^2 S = ar + ar^2 + ar^3 + .... + ar^n Sr...t)^2 / 3)^n) / (1 - (tan(t)^2 / 3)) If -1 <**r**< 1, and there are an infinite number...1 Answers · Science & Mathematics · 07/02/2020

The natural domain of the function is

**ℝ**Neither of the given options is correct. {x ∈**ℝ**} or just**ℝ**is what it should be.3 Answers · Science & Mathematics · 08/08/2019

**R**= total revenue t = number of tickets sold k = coefficient ... are told the vary directly (or are directly proportional), so**R**= k*t We are given a point where t = 10,000 and**R**= 142...2 Answers · Science & Mathematics · 09/05/2020

**r**= 3 / [1 - sin(θ)]**r**= 3 + rsin(θ) r² = 9 + 6rsin(θ) + r²sin²(θ) x²...answer. Yahoo might not save my revised answer though.**r**= 3 / [1 - 3sin(θ)]**r**= 3 + 3rsin(θ) r² = 9 + 18rsin(θ) + ...3 Answers · Science & Mathematics · 21/08/2019

A) f:

**R**->{y| y is real & y>1} y=sqr(x^2+1) => f^-1: {x| x is...even if the branches are discussed separately. B) f:**R**-{3}->**R**-{1) y=(x+3)/(x-3) => f^-1:**R**-{1}->**R**-{3} y=3...2 Answers · Science & Mathematics · 16/07/2019

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