Find ∫c f*dr where f(x, y) = 〈 4xy3 , 6x2y2 〉 and c is a sequence of straight lines from (0,0) to (1,3) to (4,7) to (9,5) to (2,1

Tracy solved the following problem. which of the statements is true? 9 ÷ 3 + 6 × 2 3 + 6 × 2 9 × 2 18 her answer is correct. her answer is incorrect. she should have multiplied before dividing. her answer is incorrect. she should have multiplied before adding. her answer is incorrect. she should have added before dividing.

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41