Which shows the expressions rewritten with a common denominator? X-5 and X +3 x2 - 8x - 15 (x+3)(x-3) and 4x + 12 (x+3)(x-3) x2-8x + 15 and (x+3)(x-3) 4x + 12 (x+3)(x-3) x2 - 8x + 15 o 4x + 12 and 2x 2x o x² – 8x - 15 2x 4x + 12 and 2x​

Lems1. the following data set represents the scores on intelligence quotient(iq) examinations of 40 sixth-grade students at a particular school: 114, 122, 103, 118, 99, 105, 134, 125, 117, 106, 109, 104, 111, 127,133, 111, 117, 103, 120, 98, 100, 130, 141, 119, 128, 106, 109, 115,113, 121, 100, 130, 125, 117, 119, 113, 104, 108, 110, 102(a) present this data set in a frequency histogram.(b) which class interval contains the greatest number of data values? (c) is there a roughly equal number of data in each class interval? (d) does the histogram appear to be approximately symmetric? if so,about which interval is it approximately symmetric?

Ineed with number 6 , explain how to get 1978

Which of the following are arithmetic sequences? check all that apply. a. 0.3, 0.6, 0.9, 1.2, 1.5, b. 2, 3, 6, 11, 18, c. 150, 147, 144, 142, d. 2, 4, 9, 16, 25,