Question

Use the formula to find the
Value of 69
​

Answer 1

Answer:

Where is your question bro

Answer 2

Answer:

Given (69)

2

But we can write 69 as 70−1

And also we know that (a−b)

2

=a

2

−2ab+b

2

By applying the above identity we get

(69)

2

=(70−1)

2

=70

2

−2(70)(1)+1

2

(69)

2

=4900−140+1=4761

Step-by-step explanation:

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