De oplossing van het stelsel is het koppel ( a, b ) waarbij |
A. a of b is nul |
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B. a > 0 en b > 0 | |
C. a > 0 en b < 0 | |
D. a < 0 en b > 0 | |
E. a < 0 en b < 0 |
[ 4-1230 - op net sinds 4-7.12-(E)-20.7.2024 ]
(a,b) is the solution of the system Then |
A. a or b is zero |
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B. a > 0 and b > 0 | |
C. a > 0 and b < 0 | |
D. a < 0 and b > 0 | |
E. a < 0 and b < 0 |