Jaylyn selected a weight that was stamped 2 grams and placed it on the digital scale. the digital scale recorded the mass as 2.12 grams. assume that the scale is the approximate value. calculate the percent error for the scale.

65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.

Find the value of x for which abcd must be a parallelogram -9-6x x-30

Find the cosine function that is represented in the graph.