Answer:

Step-by-step explanation:
Here we are using power rule first.
Power rule = The logarithm of an exponential number is the exponent times the logarithm of the base
.
For the function given.
,using log function both sides.

Now,

Adding
both sides.

And we know that
so we can further write 
Then we have
.
Now, using change of base formula:

So, 
Our final answer is
.
Answer:
She already does have more than Nick!
Step-by-step explanation:
The answer is 18. Because 7*2=14+4=18
Answer:
Step-by-step explanation:
So first we notice that the traingles are similar which makes my work much easier.
27:42 can be simplified to 9:14.
That means x is 28
And sharks to dolphins is 12.
That means the smaller triangle is 27 18 12 and the bigger triangle is 42 28 and x. Try and do it yourself if you can't just comment and I'll help you :)