This is easy but i really struggle with maths can someone urgent

The value fo k is . This is because c, the constant, is the y-intercept. The graph shows where the line intersects the y-axis, which is -3. So you substitute -3 with c. To find the value of k, plug in the coordinate with the x and y values and then solve for k.

Num of plants = (original#ofplants)*(1.6)^t