mccauleysamsond mccauleysamsond

04-05-2020
Mathematics

contestada

Y varies directly with the square of X.If y =5 when x=3,what is the value of y when x=9?

Respuesta :

Chelboy Chelboy

06-05-2020

Answer:45

Step-by-step explanation:

y varies directly as x^2

y=k x x^2

When y=5 x=3

5=k x 3^2

5=k x 9

K=5/9

Relationship is y=5x^2/9

y=(5x9^2) ➗ 9

y=(5x81) ➗ 9

y=405 ➗ 9

y=45

Answer Link

Otras preguntas

Erection is under the control of the ______ nervous system, and ejaculation and detumescence are under the control of the _____ nervous system.

I need a hook for my informative body paragraph about Brazilian Geography

Technology products with particularly strong security features are said to be: question 10 options: hardened. virtualized. integrated. scalable.

An outside supplier offers to provide factor with all the units it needs at $41.38 per unit. if factor buys from the supplier, the company will still incur 65%

Medical education typically extends how many years beyond the undergraduate degree. g

Chemotherapy uses to destroy cancer cells

Which of the following helped ensure that it was western Europe that rose to become the dominant force in global politics? A. the collapse of the Ming dynasty

Please identify the terms, like terms, coefficients, and constants in each expression! Thank you!

Before a sale an item’s price was $32, after the sale the discount price becomes $27.20. What was the percent of the sale discount?

Can somebody help me in this question?!????