Question

if u are good enough then u gotta answer this

Answer 1

ANSWER = 5329

Step-by-step explanation:

(70+3)²

70²+2.70.3+3²

4900+420+9

5329

Answer 2

Answer:

a= 70 ,b = 3

(a+b) ^2 = a^2 + 2ab + b^2 (using this identity)

(70+3)^2 = 70^2 + 2 (70) (3) + 3 ^2

4900 + 140×3 +9

4900 + 420+ 9

5329

Hope this is helpful to you !

have a Nice Day dear...