5x²+y²=3
by implicit differentiation we shall have:
10x+2yy'=0
the second derivative will be:
10+2y"=0
2y"=-10
y"=-5
Is it 00017?????? Just guessing
63/12 = 4.2
4.2 x 12 = 50.4
x = 50.4
25 x 0.1 = 2.5 ≈ 3
25 + 3 = 28
The machinist would make about 28 on Wednesday