Which two expressions are equivalent to 64\times 964×964, times, 9? Choose 2 answers: Choose 2 answers: (Choice A) A 606060 nines +~4+ 4plus, space, 4 nines (Choice B) B (60\times 9) + (4 \times 9)(60×9)+(4×9)left parenthesis, 60, times, 9, right parenthesis, plus, left parenthesis, 4, times, 9, right parenthesis (Choice C) C 9 + (60+4)9+(60+4)

which of the following sets of data would produce the largest value for an independent-measures t statistic? the two sample means are 10 and 20 with variances of 20 and 25 the two sample means are 10 and 20 with variances of 120 and 125 the two sample means are 10 and 12 with sample variances of 20 and 25 the two sample means are 10 and 12 with variances of 120 and 125

In right ∆abc shown below, the midpoint of hypotenuse ac is located at d and segment bd is drawn. if ab = 12 and bc = 16, then explain why bd = 10. hint: consider what you know about the diagonals of a rectangle.

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8