Write the expression in factored form 9m^2-49

(3m + 7) (3m - 7) this is a perfect square so the signs will always be opposites. You can tell that it is a perfect square because of the 9 and the 49. the square root of 9 is 3 and the square root of the 49 is 7

bravery

Explanation: Hi, the central theme of “the little red tortoise” is the importance of bravery.

The little red tortoise was going to sacrifice himself to save the other turtles. The tortoise  tried to hurt the giraffe until he manages to drown her in the sand and kill her .The little red tortoise  became a hero, even to the Young Ones  initially dismissed him.

His mom was very proud, because that way the nation would be at peace.