Answer:
B. Zero
Step-by-step explanation:
The slope of the line is in the the first two quadrants and is horizontal, meaning it has zero slope.
Answer:
a. 
b. 
c.
or 
d.
or 
e. 
Step-by-step explanation:

Expand

Open brackets


Collect Like Terms


Express 25 as 9 + 16

Factorize:





Expand


Open Brackets

Collect Like Terms


Factorize

Expand the expression in bracket

Factorize:




Factorize


The answer can be in this form of further expanded as follows:

Apply difference of two squares


Express
as 

Expand



The answer can be in this form of further expanded as follows:

Apply difference of two squares


Represent as squares

Apply difference of two squares

Represent as squares

Apply difference of two squares

Answer:
sin (330)
csc (60)
cos (390)
Step-by-step explanation:
Solve the trigonometric equation by isolating the function and then taking the inverse. Use the period to find the full set of all solutions
There aren’t any solutions