gracelin408junkmail gracelin408junkmail
  • 17-08-2020
  • Mathematics
contestada

82.) a varies directly as b and inversely as the square of c, and a=10, when b=8 and c=2. Find a when b=20 and c=5.
i also give brainliest UwU

Respuesta :

Ankit221005
Ankit221005 Ankit221005
  • 17-08-2020

Step-by-step explanation:

According to rules of Proportionality :

[tex]a = k \frac{b}{ {c}^{2} } [/tex]

(A) When (a = 10, b = 8, c = 2)

K = 5

(B) When (b = 20, c = 5)

[tex]a = 5 \times \frac{20}{25} = 4[/tex]

Answer Link

Otras preguntas

Suppose you flip a penny 50 times. with 28 tosses landing heads up. What percentage of the tosses would be heads? What percentage would be tails?
In a multiplication problem, if the first factor has 5 digits after the decimal and the second factor has 4 digits after the decimal, then the product will have
Let f(x) = -4x + 7 and g(x) = 10x - 6. Find f(g(x))
What is the Northwest Ordinance? Use it in a sentence to help me understand.
Solve using the substitution method Y+2x=7 14-4x=2y A the solution is (1,5) B the solution is (21,0) C there an infinite number of solutions D there is no so
What is the special hat worn during Mardi Gras?
Some nonsedimentary rock are formed as a result of 1. Solidification of molten material 2. Evaporation and precipitation 3. Cementation of particles 4. Depositi
Why do scientists need to classify elements
why did so many banks fail at the onset of the Great Depression
Which container holds more a half gallon milk jug or a 2 liter juice bottle show your work!