Question

Using special products, calculate each of the following:
84*76​

Answer 1

Answer:

69 , ×69= (69)^2= ( 60 +9 )^2= (60)^2 + 2 × 60 × 9 + (9)^2= 3600 ÷ 1080 + 81=4761

Step-by-step explanation:

hope this will help you plz mark as Brainliest answers

Answer 2

Answer:

$84 \times 76 \\ (80 + 4)(80 - 4) \\ 80^2 + (4 + - 4)80 + 4 \times - 4 \\ 6400 + 0 - 16 \\ = 6384$

Mark this answer as Brainlist