Question

1. Simplify 1.73 x1.73 -0.27 x0.27 using identity?​

Answer 1

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

Answer 2

Answer:

2.9

Step-by-step explanation:

2.9

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