Answer:
Well you can either straight up subtract from the total degrees of a triangle using the sum of both of the given angles, which would equal x, or you can make an equation. I’ll do both.
180-78-51=51, x=51
78+51+x=180
129+x=180
x=180-129
x=51
The length of a diagonal is nine inches because it is the same length as the side length.
Answer:
6x2+3x+1
Step-by-step explanation:
6x2+3x+1
Answer: The antiderivative of
is
.
Explanation:

Using dawson integral.


Put 


Use substitution method and sunbstitute
.

.
Therefore, the antiderivative of
is
.