Answer:

Step-by-step explanation:
<h3>to understand this</h3><h3>you need to know about:</h3>
<h3>let's solve:</h3>






Answer:
Step-by-step explanation:
98°,100°
Answer:

Step-by-step explanation:
Given

Required
Express as a single expression
We have:

Write 7 as an exponent

Rewrite as:


Apply quotient and product rule of logarithm

Apply law of indices

Solve exponent



Answer:
No, it will take Lin 82.25 min to finish her book
40 pages take 70 min which is over an hour so she can finish in a hour. She needs an additional 22.25 mins
Step-by-step explanation: