In a group of 30 people, 9 people study French and 14 people study Spanish. Seven people study both French and Spanish. What is the probability of studying either French or Spanish?

23/30

Step-by-step explanation:

9/30 + 14/30 = 23/30

8/15

Step-by-step explanation:

I took the test, 23/30 is incorrect

(f - g)(x) = 5x^3 - 3

step-by-step explanation:

rearrange these functions vertically, with like terms in separate columns:

f(x) = 5x^3 - 2

g(x) =         +1

now subtract, column by column:

(f - g)(x) = 5x^3 - 3