By faraday's law, if a conducting wire of length ℓ meters moves at velocity v m/s perpendicular to a magnetic field of strength b (in teslas), a voltage of size
v = −bℓv
is induced in the wire. assume that
b = 9
and
ℓ = 0.7.
find the rate of change
dv/dv.

Write a polynomial for a third-degree polynomial with leading coefficient -4

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

Askateboard ramp is in the shape of a right triangle what is the height of the ramp