Rectangle A has a width of 3 inches and a length of 5 inches. Part A Rectangle A has the same perimeter as Rectangle B. If its w
1 answer:
You might be interested in
9514 1404 393
Answer:
a) x = -3
b) 1/250
Step-by-step explanation:
The applicable rule of exponents is ...
a^-b = 1/a^b
__
a) It is helpful to know that 216 = 6^3.* Then you would realize that ...
If you don't know that, then you can solve the equation using logarithms. Taking the log of both sides, you have ...
x·log(6) = log(1/216)
x = log(1/216)/log(6) = -3
__
b)
_____
* This would be on your list of cubes of small integers that you might want to memorize, along with squares of numbers less than 20.
First, use distributive property to expand whats in the brackets
second, isolate x by putting all terms with x on one side
divide both sides by -11.81 to have x on its own.
second, isolate x by putting all terms with x on one side
divide both sides by -11.81 to have x on its own.