answer the following :-
a) 75^2
b) 78 x 11
c) 45^2
d) 89 x 22​

1 thought on “answer the following :-<br />a) 75^2<br />b) 78 x 11<br />c) 45^2 <br />d) 89 x 22​”

1. Answer:

   Step by Step explanation :-

   we can solve the following using tricks ,without long calculation ..

   a) 75^2 =

   5×5= 25

   7 ×8= 56

   answer = 5625

   b) 78 × 11

   = 858

   c) 45^2 =

   5^2 = 25

   4×5 = 20

   answer = 2025

   d) 89 × 22

   = 1958

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