Answer:
Step-by-step explanation:
sin² x + cos² x = 1
= sec x
( )² = sec² x
Answer:
12, 1/2 Kg in 6 Kg
Step-by-step explanation:
6 divided by 1/2= 12
0.4375.
You can simply divide 7 by 16 using long division or a calculator to get this answer.
Answer:
=4sqrt(10)
Step-by-step explanation:
The geometric mean of two numbers is sqrt(a*b) where a and b are the two numbers
geometric mean = sqrt(8*20)
=sqrt(160)
= sqrt(16*10)
We know that sqrt(ab) = sqrt(a) sqrt(b)
=sqrt(16) sqrt(10)
=4sqrt(10)
