Answer:
a³-b³= (a-b)(a²+ab+ b²)
Step-by-step explanation:
Answer:
Step-by-step explanation:
Answer is in below attachment
Answer:
X=4, -2
Step-by-step explanation:
Check attachment
What is it that I am supposed to be doing?
Firstly , we need to draw diagram
we are given
opposite =300
adjacent =750
now, we can use tan formula

now, we can find x

we get

so,
angle of depression is 21.8 degree.....Answer