There must be an easier solution.
举一反三
- Let A be a [img=41x19]1803c4e38325ee9.png[/img] matrix, then ________. A: If Ax=0 has only trivial solution, then Ax=b must have a unique solution. B: If Ax=0 has a nontrivial solution, then Ax=b must have infinitely many solutions. C: If Ax=b has a unique solution, then Ax=0 must have a unique solution. D: If Ax=0 has a nontrivial solution, then [img=55x23]1803c4e38c0c9df.png[/img] must have a nontrivial solution.
- The SPSE essay discusses a situation and a problem and then proposes a solution and a(an) ___________ of the solution.
- You must have a solution. I need a place to stay tonight.
- Which of the following is the first step in the implementation<br/>phase of a computer program's life cycle?() A: Translate the general solution into code. B: Write a general solution for the problem. C: Test the general solution. D: Analyze the problem. E: Test the solution on a computer.
- An exposition paper written in cause-effect-solution pattern must follow strictly the sequence of cause, effect and solution.（ )