Which of the following sets of numbers is a pythagorean triple? a. 14, 40, 50 b. 7, 24, 31 c. 7, 20, 27 d. 14, 48, 50

Find the gradient of f(x,y,z)equals=left parenthesis x squared plus y squared plus z squared right parenthesis superscript negative 1 divided by 2 baseline plus ln left parenthesis x right parenthesis x2+y2+z2−1/2+ln(xyz) at the point left parenthesis negative 2 comma 1 comma negative 2 right parenthesis(−2,1,−2).

Define multiplicative inverse. give an example of a number and its multiplicative inverse.

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie