20.51^2 -49^2 = ? simplify
Answers
Answered by
0
Answer:
-1980.75
Step-by-step explanation:
(20.51)²-(49)²
(20.51-49) (20.51+49)
-1980.75
Answered by
1
Answer:
20.51²- 49²= -1980.3399
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