2. Perform the appropriate operation to simplify each of the following expressions and identify which has/have both a real and imaginary part. a. (2 - 61)(2 +61) b. (9-81) - (12-81) c. (3-51)-(2 + 51) d. (7-21)(7 - 21) I​

Which solid has two triangular bases and three lateral faces, each in the shape of a rectangle? triangular prism triangular pyramid rectangular prism rectangular pyramid

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

Manuela claims that and are congruent. which statement best describes her claim? she is incorrect because the segments do not have the same orientation. she is incorrect because the segments do not have the same length. she is correct because the segments have the same length. she is correct because the segments have the same orientation.