Answer:
see explanation
Step-by-step explanation:
Using the trigonometric identity
tanx = 
Consider the left side
← divide terms on numerator/denominator by cotA
= 
= 
= right side , thus proven
There are 27 1/3 cups in 9 cups.
Answer:
24 3/4
Step-by-step explanation:
multiply 4 1/2 times 1/2 to get your answer..
Answer:
y=-4 is a function
Step-by-step explanation:
It passes the vertical line test, and each x has only one y, so it is a function.
x = -4 is NOT a function because one x has multiple y values. It does not pass the vertical line test.
Answer:
k^2 ÷ 5^2
Step-by-step explanation:
1
— <<Simplify
5
