Answer:
a counterexample is 5+7=12
Step-by-step explanation:
this is because 5 and 7 are both odd numbers. when you add these numbers, you get 12. 12 is an even number.
To answer, we let x be the 4th term. We use the concept of geometric mean in order to answer this question. The ratio of the fourth term and the third term is equal to the ratio of the fifth term and the fourth term. That is,
x/40 = 10/x
The values of x from the equation are 20 and -20.
I am not sure but it looks hard lol
If you want to find the answer you can look on inequality calculator the first one MathPapa it will give you a right answer:(
Answer:
x<3
Step-by-step explanation:
