Hello :
f(-4) = 4(-4)+9 = -7
f(-2) = 4(-2)+9 = 1
f(0) = 4(0)+9 = 9
f(2) = 4(2)+9 = 17
the range of the function f(x) = 4x + 9 is : <span>D' = {-7, 1, 9, 17}</span>
For 3. he answer is a
for 4 the answer is two
Answer:
18.78
Step-by-step explanation:
x*(100%-8%)=17.28
x=18.78
