Mathematics, 19.08.2020 20:01 ellycleland16
For the equation 3tan^2x - 5tanx +k =0, state the value of k for which there are 3 solutions for the Interval 0 <=x<=180. In the mark scheme, they stated that k=0, so i want to know why? Any help will be appreciated
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Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?
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For the equation 3tan^2x - 5tanx +k =0, state the value of k for which there are 3 solutions for the...
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