(2 - 7z)(2 + 7z)
= (2)^2 - (7z)^2
= 4 - 49z^2
Answer:
45 pieces
Step-by-step explanation:
30 divided by 2/3. Use KCF and you get 30/1 x 3/2
30/1 x 3/2= 90/2=45
Answer:
A
Step-by-step explanation:
Since f(x) is graphed, you need to look at the specified intervals and see which of them have the entire portion graphed below the x axis.
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