1. Simplify 1.73 x1.73 -0.27 x0.27 using identity?
Answers
Answered by
20
Answer:
let
1.73=a
0.27=b
a×a-b×b=a²-b²=(a+b)(a-b)
=(1.73+0.27)(1.73-0.27)
=2×1.46
=2.92
Answered by
4
Answer:
2.9
Step-by-step explanation:
2.9
rate please
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