Amotorcycle travels 15 km west in an hour. the motorcycle then travels 35 km east in another hour.
if east is taken as the positive direction, what is the velocity of the motorcycle?

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).

When lulu enlarged her drawing of a rabbit, the enlarged picture appeared to be distorted. which statement about the transformation applied to her drawing is true?

Aline that intersects one of two parallel lines intersects the other also always sometimes never