MCQ
If $\mid\text{a}\mid=5,\mid\text{b}\mid=13$ and $\mid\text{a}\times{\text{b}}\mid=25$ find $a.b:$
- A$\underline{+}10$
- B$\underline{+}40$
- ✓$\underline{+}60$
- D$\underline{+}25$
✓
Answer
Correct option: C.
$\underline{+}60$
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