Answer:
statement
the sum of two adjacent angle of a triangle is 180° . prove that sides are parallel.
We went from -12 degrees to 27 degrees.
27 - (-12) = 27 + 12 = 39
Answer:
2x^2+x-1/x^2-1
x^2+11x+18/x^2-11x+18
2x^2-5x+3/x^2+4x+3
Step-by-step explanation:
1.2 and 5
Answer:

Step-by-step explanation:
Exponential function
is
increasing if 
decreasing if 

Given:
Consider the three number are given by:



To find:
The three numbers are the Pythagorean triple generated by using 4 for x and 1 for y.
Solution:
We have,



Substituting 4 for x and 1 for y, we get



Similarly,


And,



The three three numbers are the Pythagorean triple are 8,15 and 17.
Therefore, the correct option is C.