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- Find the area of the playing field described byR: -2 ≤ x ≤ 2, -1 - √(4 - x2) ≤ y ≤ 1 + √(4 - x2), using simple geometryFind the second derívate of x Fx=-8/square root of 3x+6A marketing firm has calculated that the total profits P of a product with x-dollars invested in marketing can be modeled as P(x)=-8x2 +56x+17, where P(x) and x are both measured in hundreds of dollars. How much money should be invested in marketing to maximize profits?
- h(x) = 2x2 - 3x + 6Replace "x" with: h(x-1)What is the final ansewer?The cost, `C`, in dollars to hire pavers to pave the parking lot at a shopping mall can be modelled by `C = 5x^2 - 50x + 1200`, where `x` is the number of workers hired to do the work. How many workers should be hired to minimize the cost?An object is launched vertically upward from a 25 foot platform and is modeled by the function s(t)=−16t2+11t+25 After how many seconds will the object fall back to the ground? (Hint: Does not factor, use different method to solve)
- pls show solution f(x)=8^(3x-1)On a college campus of 5,000 students, one student returns from vacation with a contagious flu virus. The spread of the virus is modeled by: y=5000/(1+4999e-0.8t) t is greater than or equal to 0 Where y is the total number infected after t days. The college will cancel classes when 40% or more of the students are infected. After how many days will the college cancel classes?In the following figure, VR→ bisects (divides into 2 equal parts) ∠TVS and VQ→ bisects ∠UVS. If m∠UVS is 116° and m∠UVQ is (4r+18)°, find r.
- Find the negative and positive root of -20x^2+28x+36=0 using secant method.The management of the producers of a famous hot sauce estimate that their profit (in dollars) from the daily production and sale of x cases (each case consisting of 24 bottles) of the hot sauce is given by P(x) = −0.0001x3 + 3x − 30 What is the largest possible profit the producers can make in 1 day?ABCD is a rectangle. AC is 2x+13 and DB is 4x-1. find x