It is A maybe use your calculator
1.
C) conditional; hypothesis; conclusion.
2.
A) If a triangle has three sides, than all triangles have three sides.
Answer:
D)y=5x³
Domain: x≤5 (notice the closed dot on the right and the arrow on the left)
Range: y≤2 (notice the closed dot on the right and the arrow on the left)
The arrow means it keeps going infinitely. The closed dot means it stops there but is inclusive of that value.