Answer:
-13
Step-by-step explanation:
f(x)=2x-5 for f(-4)
Let x=-4
f(-4) = 2(-4) -5
= -8 -5
=-13
All sides are equal on a triangle
Answer:
256
Step-by-step explanation:
if im wrong sorry but i highly doubt i am
Answer:
Step-by-step explanation:
we know that
The area of rectangle is equal to
we have
substitute the given values in the formula of area
Remember that
----> by completing the square
substitute
Simplify
Answer:
Step-by-step explanation:
To find the reference angle of a given angle, first of all, the quadrant of the given angle is determined.
So for 7pi/12
The quadrant is 2nd.
For the angle belonging to 2nd quadrant the equation for reference angle will be:
r=180 - theeta