What is the volume of this figure
1. 1,080 cm²
2. 2,700 cm²
3. 3,240 cm²
4. 6,480 cm²​

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.