a jar contain 50 marbels of which is blue or red if 35 of marbels are red which of the following does not represent the ratio of
1 answer:
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Answer:
Step-by-step explanation:
Given
Required
Possible values of k
The general quadratic equation is:
Subtract and
Factorize:
Rewrite as:
Compare the above equation to:
For the equation to have two distinct solution, the following must be true:
So, we have:
Expand
Rewrite as:
Expand
Factorize
Factor out k + 6
Split:
or
So:
or k
To make the above inequality true, we set:
or
So, the set of values of k is: