1. 3y
multiplying 3 and y together gets 3y
2. y-5
5 less implies that we subtract 5 from y
3. y+7
adding 7 to y, self-explanatory
4. 9y
same thing as #1
5. 
quotient of implies division, since number y is listed first, y is the numerator
Answer:
See below
Step-by-step explanation:

Recall

Using the chain rule

such that 
we can get a general formulation for

Considering the power rule

we have

therefore,

Now, once

we have

Hence, we showed

================================================
For the integration,

considering the previous part, we will use the identity

thus

and

Considering 
and then 
we have

Therefore,


Answer:
b
Step-by-step explanation:
i looked it up on google so there im right
0.9 hope this helps
....................
Answer:
b
Step-by-step explanation:
4² -3×8÷2/3+5
then multiply -3×8= -24
then 4²-24÷2
then divide -24÷2 = -12
then subtract 16-12=4
then that leaves 4/8= 1/2