jessiepeanut jessiepeanut

06-08-2016
Mathematics

contestada

saying that 4 < sqrt(x) < 9 is equivalent to is saying what about x?

Respuesta :

dalendrk dalendrk

06-08-2016

x ≥ 0

4 < √x < 9 ⇒ 4² < x < 9² ⇒ 16 < x < 81

x = 5² = 25 or x = 6² = 36 or x = 7² = 49 or x = 8² = 64

x∈(16; 81)

Answer Link

Otras preguntas

Please help me with my math problem! Thanks! :)

atoms are non living things but every cells are made up of atoms, so how we are living thing?

Which statement is true regarding the functions on the graph? f(6) = g(3) f(3) = g(3) f(3) = g(6) f(6) = g(6)

Over the past several years, the owner of a boutique on Aspen Avenue has observed a pattern in the amount of revenue for the store. The revenue reaches a maximu

Adam invested $12,000 in a six-year CD that paid 7.1% interest, but later needed to withdraw $2,500 early. If the CD's penalty for early withdrawal was eighteen

When Toyota was faced with serious quality problems and was forced to recall thousands of vehicles, the company quickly formed a temporary group of employees to

For the inverse variation equation p=8/V, what is the value when p=1/2

Choose the correct verb form to complete the statement. ____________ todos los días. Question 9 options: Hablamos Hablábamos

Solve 2x - 8 < 7. A {x | x < 1/2} B {x | x > 1/2}C {x | x < 15/2}D {x | x > 15/2}

Bonnie has a problem with her bill from her trip to the emergency room. She calls the main number of the hospital. The hospital operator listens politely and tr