Answer:
6
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Step-by-step explanation:
B=-4 because the7 turns positive then you add -11+7 which is -4
Answer:
18
Step-by-step explanation:
F(10)=3((10)-4) = 18
Answer:
find the area if the sector,then the area of the triangle.After that, Subtract the area of the triangle from the area of the sector
