Recall that the grid spacing is 0.25 miles. what's the area of one square of the grid? (report your answer to 4 decimal places.) (hint: multiply 0.25 x 0.25)

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).

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?