Zoe rounded 6 * 8493 to 6 * 8000. andrew rounded 6 * 8493 + 6 * 9000 who will have an estimate closer to the actual product? how do you know? explain another way to estimate 6 * 8493 that would give a better estimate

Find the value of a. the diagram is not to scale. a quadrilateral is drawn. the upper and lower sides are parallel. the interior angle in the upper left corner is labeled a degrees. the angle in the upper right corner is labeled 113 degrees. the angle in the lower right corner is labeled b degrees. the angle in the lower left corner is labeled 36 degrees. a. 36 b. 144 c. 54 d. 126

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

Which expression is equivalent to (4 +6i)^2? ? -20 + 48i 8 + 12i 16 - 36i 20 + 48i