Step-by-step explanation:
Did you mean:
= (a - b)(a + b)
= a.a + b.a - b.a - b.b
= a² + ba - ba - b²
= a² - b²
Answer:
1.6
Step-by-step explanation:
For this case, we must indicate which of the given graphs corresponds to the following inequality:
If we substitute the point we have:
It is not met, so we discard options A and C.
It is observed that the lines of option B and D correspond to the equation. But the dotted line of option B indicates that the region given by: is plotted
Thus, the region that indicates is option D
Answer:
Option D
Answer:
it would be around 9 or something, im estimating.
Step-by-step explanation: