46% of the students that were surveyed like to eat McDonald's S 351 students do not like to eat McDonald's how many people were surveyed

How do you find the area of this triangle.

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).

Write the pair of fractions as a pair of fractions with a common denominator