Answer:
3:4
Step-by-step explanation:
find the GCD of both numbers (30) and divide both sides to get 3:4
For 9, the answer would be -4
And for 10, the answer should be 47°
Answer:
2
Step-by-step explanation:
we have

To obtain f(x+h) substitute the variable x by (x+h) in f(x)
so

Simplify

Determine

substitutes the values


