Hi Lotrnerd,
Minor mistake here:
a + a/2 + (a/2)/2 + 3[(a/2)/2] = 180
a + a/2 + (a/2 * 1/2) + 3((a/2) * (1/2)) = 180
a + a/2 + a/4 + 3a/4 = 180
Here you have to multiply by 4 to clear the fractions:
4a + 2a + a + 3a = 720
10a = 720
a = 72
Coolmpl2 wrote:What would dy/dx of tan(xy) be using implicit differentiation be?