silva38
silva38 silva38
  • 03-05-2022
  • Mathematics
contestada

If r is directly proportional to the
square of s and r = 72 when
= 12, find r when s = 8.?

Respuesta :

msakerj
msakerj msakerj
  • 03-05-2022

Answer:

r2=48

Step-by-step explanation:

r1=72

s1=12

s2=8

[tex]r \alpha s \\ \frac{r1}{s1} = \frac{r2}{s2} \\ \frac{72}{12} = \frac{r2}{8} \\ r2 = 8 \times \frac{72}{12} = 48[/tex]

Answer Link

Otras preguntas

A uniformly charged conducting plate with area a has a total charge Q which is positive. The figure below shows a cross-sectional view of the plane and the elec
Find each measure M angle 1, 2 3
What is the sum of the prime numbers 40 and 50
the sum of 2 numbers is 48 and their difference is 24​
Select the correct answers. At which stage of the product life cycle does a product reach its peak in terms of sales and profits? A. growth B. introduction C.
Convert 53/6 to a mixed number .
A/an is an expression that is not meant to be taken literally.
What is x if 10+x/2=3
How does judicial review protect the rights of Americans?
Value chain analysis views a firm as a series of business processes that each adds value to the product or service. true or false