(csc x-1)(csc x+1)=csc²x-1²=csc²x-1=(1/sin x)² -1=1/sin x² - sin²x/sin²x=
=(1-sin²x)/sin² x = cos² x/ sin² x = (cos x/sin x)²= (cot x)²
Answer:
E,D
Step-by-step explanation:
Answer:
This is Isosceles Right
Step-by-step explanation:
An Isosceles is a triangle that has two sides the same length and one side longer or shorter
An Right is an triangle with a 90˚
Hope this helps!
Answer:
5/10
Step-by-step explanation:
Answer:
<u>13/15 </u>
_
Decimal Form: 0.86
Not sure if you would've preferred a step-by-step solution. Sorry! Hope you find this helpful, good luck!
