What is the value of X4×X5?
X2
X4
X5
X9
Which of the following is equal to x6?
(x2)2
(x3)2
(x3)×2
(x2)×2
What is the value of 4x-57?
7x4x5
47x
47x5
7x54
What is the value of 7-2·74?
149
749
7
49
The table below shows the number of items ordered from a bakery for the Smith family reunion.
Which number sentence and answer shows the number of items ordered for the Smith family reunion?
12 + 122 + 62 + 52 + 202 = 606
12 + 122 + 62 + 52 + 202 = 1,906
12 + 122 + 62 + 52 + 202 = 442 = 1,606
12 + 122 + 62 + 52 + 202 = 888