Answer:
a² + 5a + 6
Step-by-step explanation:
(a + 2)(a + 3) = ?
We can use the FOIL method of multiplying two binomials
First terms: a × a = a²
Outer terms: 2 × 3 = 6
Inner terms: 2 × a = 2a
Last terms: a × 3 = <u> 3a </u>
Sum = a² + 5a + 6
Top is the passenger train
bottom is the freight
make sure you add 48+8=56
there are 56 trains that went to the station in a 12 hour period.
The longest two sides will be 4 each and the shortest two sides will be 2 each
11n+12- combined like terms
Answer:

Step-by-step explanation:
Notice that the red graph does not globally differ from the black graph: it would have been approximately the same one unless it had been displaced by 3 units up. Therefore, it was only the ordinate axis that underwent our change:
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