y is inversely proportion to the square of x. y=10 when x=5. Express y in terms of x.

y is proportion to 1/x2This can be written as y=k/x2 where is a constant of proportionality. Given that y=10 when x=5, k can be found as yx2 which is equal to 25. Therefore; y=25/x2.

EH
Answered by Evan H. Maths tutor

34054 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Write the recurring decimal 0.0755... as a fraction in its lowest terms


66 people went on a day trip and each took part in one activity: skating, bowling or painting. 43 were female. 4 out of the 10 that went skating were male. 20 people did painting. 10 males went bowling. How many females did painting?


In a sale, a bag goes on sale and the price is reduced by 20%. The sale price is £29.40. What is the original price of the bag.


Find the two points of intersection of the graphs y=x2 and y=x+2.


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences