Sketch the given region of integration r and evaluate the integral over r using polar coordinates. modifyingbelow integral from nothing to nothing integral from nothing to nothing with upper r startfraction 1 over startroot 4 minus x squared minus y squared endroot endfraction da ; requalsstartset (x comma y ): x squared plus y squared less than or equals 1 comma x greater than or equals 0 comma y greater than or equals 0 endset

pay attention in your classes and concentrate the best thing you can do to raise your test scores is to pay attention when you're supposed to be learning the material: in class!

take good notes.

do your homework.

use mnemonics and other tricks.

do practice tests.

note: the best i know.

idk wbu

step-by-step explanation:

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