27y^3 -343 starts out with 27y^3, and 343 is the cube of 7. Thus, we know immediately that 27y3 -343 is the diffeence of two squares.
The appropriate rule is a^3 - b^3 = (a - b)(a^2 + ab + b^2).
Here, we have 27y3 -343 = (3y - 7)(9y^2 + 12y + 49)
Answer:
380 divided by 20 is your answer
Step-by-step explanation:
Take a look at the picture, And tell me if am wrong
20.65%
50.757575756
I put it in calculator and transformed it.
I think the correct answer is c please don’t be mad if I am wrong❤️
