Answer:
A cross country skier reaches the 3km mark of a race in 15 min and 12 km mark 45 min later. Assuming a contrast rate find the sp
1 answer:
You might be interested in
Answer:
The answer to your question is x ≠ -10 x ≠ 2 x ≠ -2
Solution
Step-by-step explanation:
Process
1.- Factor all the polynomials
=
2.- Invert the second term
=
3.- Simplify
=
4.- x must be different to
x ≠ -10 x ≠ 2 x ≠ -2
This values are from the factor expressions and then equal to zero.