What is the area of the composite figure whose vertices have the following coordinates? (-8, 3). (-4. 4). (-1, ). (-4, –2), -8,
–2)
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Sum is 17 and their difference is 3

Find the volume of the solid obtained by rotating the region enclosed by the curves y=1x and y=7^-x about the x-axis. (use symbolic notation and fractions where needed.) volume =

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?