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1. Find the area between polar curves...….?

The curves cut the plane into six regions, five of which are closed. As for the intended region, that is somewhat ambiguous, but I am fairly sure you mean the four congruent shaded regions in the sketch. I will find the...

2 Answers · Science & Mathematics · 29/09/2019

2. Find Radius r of Cylinder?

188.5 = 2 * pi * r^2 + 2 * pi * r * 7 188.5 = 2 * pi * r^2 + 14 * pi * r 377 = 4 * pi * r^2 + 28 * pi * r 0 = 4pi * r^2 + 28pi * r - 377 r = (-28pi +/- sqrt(784 * pi^2 + 4 * 4 * 377 * pi)) / (8...

1 Answers · Science & Mathematics · 18/09/2019

3. What is infinity plus infinity?

...between the set of natural numbers ℕ and the set of real number we got a set with numerical cardinality ℵ₁ but ℵ...

12 Answers · Science & Mathematics · 18/09/2019

Presuming monthly interest, this is the loan payment equation: P = r(PV) / [1 - (1 + r)^(-n)] Where: P = monthly payment PV...

1 Answers · Science & Mathematics · 17/09/2019

5. How do you do this problem? Thank you in advance !?

...440 yards will be the perimeter of the innermost portion of the track 2x + 2 * pi * r = 440 x + pi * r = 220 x = 220 - pi * r Do you see how I got...

3 Answers · Science & Mathematics · 17/09/2019

6. Let R be the relation on Z defined by mRn if and only if mn>0 or m=n=0 1 Prove R is an equivalence relation 2 How many distinct equivalence?

... the conventional use of Z, denoting the set of integers. R is reflexive, because for any integer a, either a^2 > 0 or a = 0 and therefore...

1 Answers · Science & Mathematics · 17/09/2019

7. Does anyone know how to solve question 15?

...08092 m^2 From this we deduct the area of the segment. Area(circle) = pi r^2 Area(segment = (70/360) * pi * 85^2 = 4413.50134 m^2 Area(horse...

3 Answers · Science & Mathematics · 17/09/2019

8. Find Pamela's Average Speed?

Pamela s average speed s, river speed r. In both situations speed relative to bank = 15 miles/time taken in hours s + r = 15/3 = 5 s – r = 15/5 = 3 s = 4 mph, r = 1 mph

5 Answers · Science & Mathematics · 16/09/2019

9. one fourth the sum of r and 10 is equal to 4 less than r?

(1/4)(r+10) = r-4 r + 10 = 4r - 16 3r = 26 r = 26/3

3 Answers · Science & Mathematics · 11/09/2019

10. Write the equation of the line that goes through the following points:?

...the equation of the line that goes through the following points: R(-5,8) slope= undefined. 1. Slope-int form (y=mx+b) 2. and Standard...

2 Answers · Science & Mathematics · 11/09/2019