Show that the tangents from the point with position vector -2i-3j to the ellipse

4x² + 9y²
= 36 are perpendicular.

What is the greater volume 72 quarts or 23 gallons

Given abcd ac=38 and ae=3x+4 find the value of x

Type the correct answer in each box, round your answers to the nearest integer 20 25 30 in the figure, the perimeter of hexagon abcdef is approximately w units, and its area is square units