Question

Q 51: (3-7)² + 3² -7² is equal to
its urgent​

Answer 1

Answer:

9+49-42+9-49

9+9+49-49-42

9+9-42

49-42

7

Answer 2

Answer:

74.

Step-by-step explanation:

(3-7)^2 +3^2-7^2

-4^2 +3^2-7^2=

=16+9+49.

=16+58.

=74.

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