<span>4b^2 - 16 = (2b + 4)(2b - 4)
</span>difference of squares<span>
a^</span>2<span> – b^</span>2<span> = (a + b)(a – b) </span><span>
</span>
Answer:
508.68
Step-by-step explanation:
Upper and lower surfaces of the cylinder:

Side area of the cylinder:

The total area:

1 out of 2 outcomes ! i hope i helped !
Answer:
30 students are in the science class and 3 students recieved a failing grade.
Answer:
Step-by-step explanation:
4/10 can be written in several different ways:
2/5, 40/100 (same as 0.4).