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1. ### Find the area of the sector formed by central angle θ = 2.6 in a circle of radius r = 4 inches. ?

... in radian measure. Given: Θ = 2.6 radians r = 4 inches A = 2.6(4²)/2 = 20.8 in²

2 Answers · Science & Mathematics · 15/10/2020

2. ### How do I solve this problem?

R =(1+I/n)^(n/p) -1 a. I has to be changed: 8.7% to...n by p and use the result to take (1 + I/n) to that power, and subtract 1. b. R ≈ 0.0071219828 ≈ 0.712% c. R ≈ 0.0051948402 ≈ 0.519%

1 Answers · Science & Mathematics · 19/10/2020

3. ### What is the purpose of putting x ∈ ℝ in this question?

It excludes solutions that may be in the set of complex numbers. It lets you know that the solution set isn't limited to integers or some other condition.

1 Answers · Science & Mathematics · 23/09/2020

4. ### At that moment, what is the rate of change of profit, dp/dt?

Profit P(x) = R (x) - C(x) P(x) = 1000x - x² - (3000+20x) P(x) = 1000x...

1 Answers · Science & Mathematics · 17/10/2020

5. ### Find the area of a sector of a circle with radius 20 ft and a central angle of 65°.?

Circle with radius, r , = 20 ft has a sector subtending a central 65° angle; Area of...

1 Answers · Science & Mathematics · 06/10/2020

6. ### How do I solve for T with this equation  V= (nR/P)T+b?

Given Formula ---- V= ( n R /P) T  +  b  ................. transfer b to the left side  =>  ( n R ...

1 Answers · Science & Mathematics · 17/10/2020

7. ### Algebra Help! upstream and downstream word problems?

...so when they were paddling with the current speed = r +2 so when they were paddling against the current... r + 38/3  (11/3) r ^2 -(25/3) r -2 = (-19/3) r + 38/3 (11/3) r ^2 -(6/3) r -44/3 =0   multiply both sides by 3 11r^2...

4 Answers · Science & Mathematics · 19/10/2020

8. ### F(×) =3|x−4|−3?

It would help to sketch the function.  Domain is R (all real numbers) Range is y≥-3 X-int: (3,0) and (5,0) Y-int: (0,9) Axis of symmetry: x=-3  Vertex: (4,-3)  Min: (4,-3)

1 Answers · Science & Mathematics · 22/09/2020

9. ### Can someone help me with this math question?

c(x)= 150,000 + 1.50x r (x)= 6.50x p(x)= 6.50x - 1.50x - 150,000= 5x - 150,000

1 Answers · Science & Mathematics · 01/10/2020

10. ### Need help with math problem?

why would you need the product rule? r = –4, therefore (r² + 1) reduces to 17 and you have (d/dt)(17(t+9)) = 17

1 Answers · Science & Mathematics · 21/10/2020