What would the charge need to be on an object so that a 5.2 x 10^-6 C charge that is separated by a distance of 28 m wbuld experience an attractive force of
220 N?

Let f(x) = x4- 8x2 . find the relativeextrema of this function using the second derivative test.

Which of the following statements is true about women and minorities in early psychology? a. in the early 20th century, numerous graduate schools recruited women and minorities to study psychology. b. opportunities in higher education were limited for women and minorities in the early 20th century due to discrimination. c. despite some obstacles, there were numerous employment opportunities for women and minorities. d. women and minorities were often selected to do academic research in an effort to make the field more diverse.

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