Which of these equations shows a proportional relationship? Oy=-4x - 1
O y = 4x
O y = 3x - 1
O y = 4x - 4

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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.

If sina is 4/5 then find the value of sin3a . with explanation.

If the numbers below were ordered from least to greatest, which number could you use to replace the blank? 0.20, 2/5 □ 3 /4 , 8/10