()=(2/),,tis time in days, A(t) is the amount following time t, and A is the starting amount. If the doubling time T=3.67 days, calculate the tripling time.

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).

What is the graph of the absolute value equation ? y=|x|-5

What are the solutions for the following system? -2x^2+y=-5 y=-3x^2+5