Cot=cos\sin
sec=1\cos
cosx\sinx÷1\cosx=
cos^2x\sinx=1-sin^2x\sinx=
1\sinx-sin^2x\sinx= 1/sinx-sinx
Answer:
A) 4 groups of 9 negatives
Step-by-step explanation:
-36/4
-9
This means we have 4 groups of 9 negatives
the one that starts with (-2,-2)
Answer:
1.5 miles per hour
Step-by-step explanation:
3 miles divided by 2 hours
Given:
and
.
To find:
The relationship between the ratios.
Solution:
We have, two ratios in the fraction form.
and 
First ratio = 
= 
=
(Cancel out the common factors)
First ratio = Second ratio
Since, the both ratios are equal to each other, therefore, the given ratios are equivalent ratios.