tiahsADorn tiahsADorn

24-05-2016
Mathematics

contestada

Given x varies inversely with y and xy = 2, what is the value of x when y = 1?

a) -1

b) 1/2

c)1

d) 2

Respuesta :

missirandiyosh missirandiyosh

29-05-2016

Answer is (d).

Let's take the constant as K.
x=K. (1/y)----(1)'
K= xy
so; according to the data given above K=2.

Let's substitute K=2 & y=1 to ----(1)'

x=2x (1/1)
x= 2×1
so x = 2... :)

Answer Link

yadiralagunas27 yadiralagunas27

04-05-2020

Answer: d) 2

Step-by-step explanation: EDG 2020

Answer Link

Otras preguntas

what part of speech is the word department

The root of the word rational is ratio. Describe the relationship between rational numbers and ratios.

Jim has three times as many comic books as Charles. Charles has 2/3 as many books as Bob. Bob has 27 books. How many comic books does Jim have?*

Need help to Write 4.01 as a percent

Two integers, A and B, have a product of -35. What is the largest possible sum of A and B? Explain how you found your answer.

Solve the inequality. -z+20>z+20

What percentage of the total mass of KHCO₃ is made up by nonmetallic elements? a. 17% b. 83% c. 61% d. 20% e. 50%

Which term is used for the tendency of an object to resist a change in its motion? A. acceleration B. displacement C. momentum D. inertia

What were Julius and Ethel Rosenberg executed for ? (5 points)* A. serving as German spies during World War Two* B. passing nuclear weapons secrets to China*

Round 76.5 to the nearest whole number