4x² - 49y² = (2x)² - (7y)² = (2x - 7)(2x + 7)
Answer:
Therefore we can say that 98 boxes will be needed to hold all the paperweights.
Step-by-step explanation:
i) there are 1657 souvenir paperweights that need to be packed in boxes.
ii) each box will hold 17 paperweights
iii) therefore the number of boxes that will be needed are
=
=
= 97.471
iv) Therefore we can say that 98 boxes will be needed to hold all the paperweights.
we know that
the formula to calculate the slope between two points is equal to

in this problem we have

substitute the values in the formula



therefore
<u>the answer is the option</u>

Answer:
Earth's Rotation
Earth spins around its axis, just as a top spins around its spindle. This spinning movement is called Earth's rotation. At the same time that the Earth spins on its axis, it also orbits, or revolves around the Sun. This movement is called revolution.