Question

y varies jointly with x and the square of n. When y = 25, x = 3 and n = 4. Find the value of y when x = 5 and n = 10. Round to the nearest whole number. use the formula for direct variations

Answer 1

y varies jointly with x and the square of n. When y = 25, x = 3 and n = 4. Find the value of y when x = 5 and n = 10. Round to the nearest w…

Answer 2

the answer would be completly different

Answer 3

thats a wrong statement

Answer 4

Repost.

Answer 5

y varies jointly with x and the square of n. When y = 25, x = 3 and n = 4. Find the value of y when x = 5 and n = 10. Round to the nearest whole number.

260

290

320

360

Answer 6

the 4 numbers are the answer options

Answer 7

y varies jointly with x and the square of n so

y = kxn^2

when y = 25, x = 3 and n= 4

so

25 = k (3)(4)^2
25 = k(3)(16)
25 = k(48)
k = 25/48

when x = 5 and n =10

y = (25/48)(5)(10)

are you sure about your given?

Answer 8

yes

Answer 9

thank you!!!