Answer:
Step-by-step explanation:
for first one's answer visit;
https://answers.everydaycalculation.com/subtract-fractions/2-3-minus-7-18
for sencond one;
3x=2+1
3x=3
x=1
for more info visit;
https://www.cymath.com/answer?q=3x-1%3D2
Answer:
The initial populations of slugs is 40
Step-by-step explanation:
we have

This is a exponential function of the form

where
a is the initial value (value of f(x) when the value of x is equal to zero)
b is the base
r is the rate
b=(1+r)
In this problem we have

therefore
The initial populations of slugs is 40
<u><em>Verify</em></u>
For n=0
substitute in the function



Answer:
Step-by-step explanation:
The product of 3 and 9 just means to multiply 3 and 9. This is written as:
3 x 9
14 more than this just means to add 14 to the above.
3 x 9 + 14
Hello,
f(x,y)=4cos x sin y-2
@f/@x=-4sin x sin y
@f/@y=4 cos x cos y
dy/dx=-(@f/@x)/(@f/@y)=sin x sin y/(cos x cos y)=tg x * tg y