Find dy/dx at (0,0) if x^2cosy-sin(y+4x)+ln(1+x)=0

Fill in the table with whole numbers to make 430 in five different ways

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?

What is the sum of the geometric series in which a1 = 7, r = 3, and an = 1,701? hint: cap s sub n equals start fraction a sub one left parenthesis one minus r to the power of n end power right parenthesis over one minus r end fraction comma r ≠ 1, where a1 is the first term and r is the common ratio