Answer:
x²+2x+3
Step-by-step explanation:
We are to simplify the expression;
5x³+10x²+15x/5x
Factor out 5x from the numerator
= 5x(x²+2x+3)/5x
5x will cancel out both at the top and bottom to have;
x²+2x+3
Factorize
x²+2x+3
Hence the simplified form is x²+2x+3
Answer:
the answer is D 72 km
Step-by-step explanation:
It's a scalene AND obtuse.
Scalene because it's NOT an isosceles, equilateral, OR right triangle
Obtuse, because this SCALENE triangle has angle > 90°