1A
×A
9A
find the value of letter each of the following and give reason for step invalled..?
Answers
Answered by
0
Answer:
512
43
5587
574
6958
397
Step-by-step explanation:
please mark a brainliest
Answered by
0
Answer:
answer is 0
if 1A * A = 9A where A is a digit.
Step-by-step explanation:
1A * A = 9A.
(10 + A) *
A = 9A. 10A + A²
= 90 + A. => A² + 9A - 90
= 0
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