Answer:
The value of the given expression is

Step by step Explanation:
Given that 
To find the value of 
Let us find the value of the expression :
( by using the formula
here A=2A)


(using
here A=2A)
(using
here A=2A)




( using
here A=2A )
(since tanA=a given )
Therefore 
Answer:
I do not know how it wants the answer, but it is -4.1 repeating.
I am guessing you meant solve for z too? If there are multiple choice I can help choose the right one.
Step-by-step explanation:
-32>5+9z
subtract 5 from both sides
-37>+9z
then divide 9 from both sides
-4.1111 repeating > z
Answer:
2 cm per hour
Step-by-step explanation:
1 hour lines up with 2cm
2 hours line up with 4cm
3 hours line up with 6cm
5x^2-4x+1 + -3x^2+x-3= 2x^2-3x-2
It rose 29 degrees in that time frame