<u>Answer:</u>
<u>Explanation:</u>
given f(x) = 3x - 1
for f(x) = 2
3x - 1 = 2
3x = 2 + 1
3x = 3
x = 3/3
x = 1
Answer:
3/(10-x) = 5/(10-x+x)
3/(10-x) = 1/2
6 = 10-x
x = 4
Hope this helps!
Step-by-step explanation:
Discriminant = 16k² - 4(2)(-5k)
Since 16k² + 40k < 0, 2k² + 5k < 0, k(2k + 5) < 0.
Therefore -5/2 < k < 0.