Log3 9=2
Explanation:
logo a= n <—> a = b^n
—-> 3^2 = 9 —> log3 9= 2
Answer:
5- 2h = -7 ?
Step-by-step explanation:Im not really sure if im right :(
Answer:
X = 90 degrees
Y = 40 degrees
Z = 50 degrees
Step-by-step explanation:
The acceptable first step in simplifying the expression
is (a) 
The expression is given as:

To change the form of the expression, we simply perform several arithmetic operations on it.
Start by multiplying the expression by 1/1

Express 1 /1 as (1 - sec x)/(1 - sec x)

Rewrite the above expression as follows:

Hence, the acceptable first step is (a)
Read more about trigonometry ratios at:
brainly.com/question/24888715