Ireally need with this question. i really confused as answerbook say different to mine but i use right working out

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

Simplify 4 square root of 2 end root plus 7 square root of 2 end root minus 3 square root of 2 . (1 point) 2 square root of 8 8 square root of 2 8 square root of 6 6 square root of 8

You’re giving a cube with a length of 2.5 cm and a width of 2.5 cm and a high of 2.5 cm you place it on a scale and it is 295 g calculate the density