c3rimaallzhannon c3rimaallzhannon

21-07-2016
Mathematics

contestada

The area of a circular sun spot is growing at a rate of 600 km2/sec.
(a) How fast is the radius growing at the instant when it equals 4,000 km?

Respuesta :

Peehu08 Peehu08

21-07-2016

14 sec because In 2sec=600 In4 sec=1200 In6 sec =1800 In 8sec =2400 In10 sec=3000 In12sec=3600 In 14sec=4000 In 14seconds it covers 4000

Answer Link

Otras preguntas

Given that f(x) = 2x+4 and h(x) = x³, find (h o f)(1). (hof)(1)= (Simplify your answer.)

In the laboratory you dissolve 12.2 g of iron(II) iodide in a volumetric flask and add water to a total volume of 500 mL. What is the molarity of the solution?

Many medicines started out as natural products. Aspirin was originally made from _______________ A. The bark of the willow tree B. Poppies C. Mold D. The foxglo

The following table shows the number of hours some students in two neighborhoods spend on social media each day: Neighborhood A 5 2 4 2 5 5 4 5 2 Neighborhood B

Orsino: Why, so I do, the noblest that I have: O, when mine eyes did see Olivia first, Methought she purg'd the air of pestilence! That instant was I turn'd int

Examine the following graphs of two functions. Two functions. One is linear passing thru (1, 2), (3, 4), (6,7) and (8, 9). 2nd function is quadratic passing thr

t Question 10 of 10 Which inequality is shown in the graph? OA. yax² +5 OB. yzx²-5 OC. y=x²-5 OD. y≤ x²-5

10. Which set of ordered pairs corresponds to the graph? O {(1, -3), (0, -1), (2, 0), (4, 1), (2,5)} {(-3, 1), (-1,0), (0, 2), (1, 4), (5, 2)} {(1, -3), (-1,0),

There are 4.9875 mol C, 7.9802 mol H, and 2.00 mol O in the sample. Divide each by the smallest number of moles. What is the ratio for the C? [?]C

Sarah has a solid wooden cube with a length of 4/5 centimeter. From each of its 8 corners, she cuts out a smaller cube with a length of 1/5 centimeter. What is