64 ÷ 2 = 32
1
26
Exactly 18 of them
96 ÷ 2 = 48
214 ÷ 2 = 107
4s2 - 9 can be expressed by using the identity: a2 - b2 = (a-b)(a+b) Therefore, 4s2 - 9 = (2s)2 - 32 = (2s-3)(2s+3)
thirty 60 / 2 = 30
Two will go into forty two twenty one times.
you dont.
Exactly 18 of them do, with nothing hanging out and no room to spare.
4 8s go into 32.