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Two spheres are cut from a certain uniform rock.One has radius 4.50 cm.The mass of the other is five times greater. Find its ra...Asked by Student
Two spheres are cut from a certain uniform rock. One has radius 3.54 cm. The mass of the other is 3 times greater. Find its radius.
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Answered by
bobpursley
d *4/3 PI 3.54^3= 1/3*d *4PI/3 r^3
(d is density)
r^3=3.54^3 *3
r=3.54 * cubr(3)
(d is density)
r^3=3.54^3 *3
r=3.54 * cubr(3)