Answer:
a=-6
Step-by-step explanation:
p^a=1/p^6
= p^-6 ( a^-b=1/a^b)
since p^a=p^-6
a= -6
can be written as
(law of indices)
i.e a = -6
Perpendicular(p)=21
base(b)=20
hypotenuse(h)=29
Now by using the formula:
cos A=b/h
i.e 20 by 29
All
The answer is 1, 2, 3
I, II, III
66
