Check all of the ordered pairs that satisfy the equation below.
y = 2/3x
a. (21, 3/2)
b. (7,14)
c. (21,14)
d.(28,42)
e. (42,28)
f. (14,21)

Which of the following best describes the graph below? + + 2 + 3 + 4 1 o a. it is not a function. o b. it is a one-to-one function. o c. it is a many-to-one function. o d. it is a function, but it is not one-to-one.

Show all work to identify the discontinuity and zero of the function f of x equals 6 x over quantity x squared minus 36

Awavelength of 610 nm was found to be the most intense wavelength emitted by copper. answer the following questions about this wavelength of light. a) what is this wavelength in cm? b) what is the frequency that corresponds to this wavelength? c) what is the energy of light of this wavelength? d) what is the wavenumber corresponding to this wavelength?