If you write

, you'll notice this is really just a quadratic equation that can be factorized:

So you have

and
Answer:
Step-by-step explanation:
Try drawing it out and, remember rectangle diagonals are equal in length, so do a bit of algebra and see how it goes.
If you still need help, feel free to ask me :)
Cate
Answer:
m = 6,9
Step-by-step explanation:
We are given that
is a solution to given differential equation.
First we 3evaluate the value of:

Putting these value in the above differential equation, we get,





Thus, for m = 9,6 , the function
is a solution of given differential equation.
Answer:
Im pretty sure D
Step-by-step explanation:
Answer:
189
Step-by-step explanation:
Since the series is geometric with common ratio r, then
r = 6 ÷ 3 = 2
The terms in the series are twice the previous term, that is the series is
3 + 6 + 12 + 24 + 48 + 96 ← summing the terms gives
sum = 189