Answer:
Step-by-step explanation:
Exterior angle = 360/n
= 360/13
= 27.7°
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Answer:
6+12b
Step-by-step explanation:
i took a test with this question and got it right
Answer:
12x^2 -21x -6
Step-by-step explanation:
(3x-6)(4x+1)
FOIL
first 3x*4x= 12x^2
outer 3x*1 = 3x
inner -6*4x = -24x
last -6*1 = -6
Add them together
12x^2 +3x -24x -6
Combine like terms
12x^2 -21x -6
The answer is 3.6. Just do subtraction.
