Question

Q.3. If a = 2 and b =3 then find the
value of (a+b)??
25

255

225​

Answer 1

Answer : 5

a = 2

b = 3

a+b = 5

Hope this will help

Answer 2

Answer:

Given, a+b=25 and a

2

+b

2

=225

We know that, (a+b)

2

=a

2

+b

2

+2ab ... (i)

By putting the given values in equation (i),

(25)

2

=225+2ab

625=225+2ab

625—225=2ab

400=2ab

400÷2=ab

200=ab

So, the value of ab is 200.

Step-by-step explanation:

I hope it's helpful to you

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