Answer:
its only A
Step-by-step explanation:
got it from khan academy
Only A, the first equation is true.
A. (y + 6)(y – 7) + 42 = y² + 6y –7y – 42 + 42 = y² – y. This means A is true
B. (x + 3)(X – 8) = x² + 3x – 8x – 24 = x² – 5x – 24. This means B is false.
Answer:14*8=112
The area is 112
I think it is c if not try to serch the answer up
Part 1)
Part 2)
we know that
When divide exponents (or powers) with the same base, subtract the exponents
Part 1) we have
Part 2) we have