Answer:
16600 should be the answer.
Step-by-step explanation:
because 830 times 20 is 16600.
hope i helped
Hope it's help :D
The answer is A. a=(-1) b=(7)
Since both terms are perfect squares, factor using the difference of squares formula,
a2−b2=(a+b)(a−b) where a=x and b=16.(+)x16)
8
8 is the correct answer
