The length of a microtubule can be measured as L(t)=sqrt(t^2+0.1(sin(y))^2+0.1(cos (y))^2), where y(t) is the rotational angle along the microtubule, as it grows. Use implicit differentiation to show that (for L(t)≠0) L′(t) satisfies a simple formula L′(t)=t/L(t).

In each bouquet of flowers, there are 2 roses and 3 white carnations. complete the table to find how many roses and carnations there are in 2 bouquets of flowers.

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

20 da is equal to a. 2,000 cm. b. 2 m. c. 20,000 cm. d. 20,000 mm