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1. ### If r = s^6 = t^4 and r is positive, then (s)(t) = ?

1 Answers · Science & Mathematics · 24/07/2019

r = 2 in V = 45 in³ V = (πr²h)/3 3V = πr²h 3V/πr² = h h = 3V/πr² h = 10.74 in

4 Answers · Science & Mathematics · 23/07/2019

3. ### Find the area of the inner loop of the limaçon with polar equation r=7cosθ−2?

I agree with answer which says = ∫ [ 0 to arccos(2/7) ] ( 49 ( 1 + cos(2u))/2 + 4 - 28cos(u)) du ( I am changing everything back to theta, since it helps me ) = ∫ [ 0 to arccos(2/7) ] ( 49 ( 1 + cos(2θ))/2 + 4 - 28cos(θ) dθ but that gives = [ 0 to...

4 Answers · Science & Mathematics · 24/10/2019

4. ### You are given the equation V = IR, if you compare this to y = mx + b, what is the y intercept, b equal to? I , R , Zero or V?

Y intercept is zero in this equation.

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

5. ### The power, P, dissipated when a 6 volt battery is put across a resistance of R ohms is given by P=36/R.?

Don't let the non-standard letters put you off.  It's just the same as finding dy/dx when y = 36/x. . dP/dR = -36/R²

1 Answers · Science & Mathematics · 28/05/2020

6. ### Geometric Sequence Question?

a * 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

7. ### y=x^2 Find the domain of the function?

The natural domain of the function is Neither of the given options is correct. {x ∈ } or just is what it should be.

3 Answers · Science & Mathematics · 08/08/2019

8. ### Need help on a Math word Problem?

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

9. ### Determine what kind of conic is represented by the equation in the picture?

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

10. ### Get the inverse function of:?

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