FlyingPig14 FlyingPig14

01-12-2018
Mathematics

contestada

Knowing that a is inversely proportional to b2 and when b=4 a is equal to 5, find the value of a when b=4/5

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

01-12-2018

Answer:

a = 16

Step-by-step explanation:

inversely proportional

y = k/x

a = k/b

5 = k/4

solve for k

multiply by 4 on each side

20 =k

a = 20b

if b = 4/5

a = 20 * 4/5

a = 16

Answer Link

Otras preguntas

true or false most meteoroids burn up the ionosphere

Determine whether the following relation is a function. {(3,7), (3,8), (3,-2), (3.4),(3,1)} A) it is a function because the ordered pairs all have the same x-

The function f(x)=5000(0.98)^0.3x represents the number of white-blood cells, per cubic millimeter, in a patient x days after beginning treatment for a virus.

josh created a pattern by using tiles. 20 tiles were blue. the rest of the pattern used equal numbers of red & white tiles. 40% of the tiles were blue. how

Penny sells knitted scarves for $12 each. The cost of the supplies to make each scarf x dollars. How much profit will Penny make if she sells y scarves? A) y(12

If a cell continues to grow, the ratio of _ are to _ will continue to _

Does the following system have 1 solution, no solutions, or infinite solutions? y=2x+6 and y=8x+6 1 solution No Solution Infinite Solution

How did mountains affect the location of greek settlements?

What muscle moves urine through your urinary system?

I really need help and no one will help..! solve each system by substitution. explain step by step r + s = -12 4r - 6s = 12