Given the polynomial 21x4 + 3y - 6x2 + 34:
What polynomial must be subtracted from it to obtain 29x2 - 7 ?
What polynomial must be added to it to obtain a first-degree polynomial?

1. a right triangle is graphed on a coordinate plane. find the length of the hypotenuse. round your answer to the nearest tenth. 2. use the angle relationship in the figure below to solve for the value of x. assume that lines a and b are parallel and line c is a transversal.

Find the area of the unshaded square

This is a map of the mars exploration rover opportunity predicted landing site on mars. the scale is 1cm : 9.4km. what are the approximate measures of the actual length and width of the ellipse? i mostly need to know how to set it up : )