Seudónimo Seudónimo
  • 13-09-2020
  • Mathematics
contestada

y ∝ 1 √ x If y = 5 when x = 49 find, y when x = 25

Respuesta :

muhammadolim
muhammadolim muhammadolim
  • 13-09-2020

Answer:

y = 1/7

Step-by-step explanation:

  • y ∝ 1/√x  ⇒  y = k/√x
  • y = 5, x = 49  ⇒  5 = k/√49  ⇒  5 = 7k  ⇒  k = 5/7
  • y = 5/(7√x) ⇒  x = 25  ⇒  y = 5/(7√25) = 5/(7·5) = 1/7

Answer Link

Otras preguntas

Which of the following is true of solids? A. All solids have equal melting points. B. Ionic solids have higher melting points than molecular solids. C. Molecula
True Or False? 1.) Humans also need the Sun. 2.) Some Jellyfish Glow 3.) Some houses are Small when you are outside but when you walk inside its Big.
What is convection current
What was pump priming
Goran made 6 identical necklaces, each having beads and a pendant. The total cost of the beads and pendants for all 6 necklaces was $33.60 . If the bea
A wheel has a diameter of 21 inches. Approximately how far does it travel in 3 revolutions?
a cake costs 15p more than a biscuit. Megan bought a cake and two biscuits for 90p. how much do a cake and biscuit cost each?
Once of the first electronic computers was in the shape of a huge box.it was 96 feet long and 2.5 feet wide.the amount of space inside was approximately 3,000 c
A 15g bullet travelling at 100m/s strikes and is absorbed by a 75kg object. Find the speed at which the final object moves.
I need help on these three question's wait for me to upload them thank?