The second option! Hope this helps!
Answer:
the first one
Step-by-step explanation:
because the slope for the second one has no follow of origin
The correct answer is 42x^4-24x^3+12x^2
The given ratio of the sides of the triangles is 4:10:7. Let the sides be 4x, 10x and 7x .
And given perimeter is 252 meters .
Perimeter is the sum of all sides. So we get

Dividing both sides by 21

So the sides are

Answer:
813
Step-by-step explanation: