Question
If$\ \ \ \ \text{B}\ \ \ \ \ 1\\\ \ \ \ \underline{{\times}\ \ \ \ \text{B}}\\\ \ \ \ 4\ \ \ \ \ 9\text{B }$ then $B$ ______.
✓
Answer
If$\ \ \ \ \text{B}\ \ \ \ \ 1\\\ \ \ \ \underline{{\times}\ \ \ \ \text{B}}\\\ \ \ \ 4\ \ \ \ \ 9\text{B }$ then $B\ 7.$
Solution:
Here, $B$ can take values from $B \times B = 49$ is not satisfied
Solution:
Here, $B$ can take values from $B \times B = 49$ is not satisfied
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