Question

2.
Find the least common denominator for each part by division method:
7/10,9/12,13/15
​

Answer 1

Answer:

Here are the steps to follow:

Find the Least Common Multiple of the denominators (which is called the Least Common Denominator).

Change each fraction (using equivalent fractions) to make their denominators the same as the least common denominator.

Then add (or subtract) the fractions, as you wish!

Mark as brainliest :)

Answer 2

Step-by-step explanation:

Determine all the points of local maxima and local minima of the following function: f(x) = (-¾)x4 – 8x3 – (45/2)x2 + 105