Which ordered pairs in the form (x, y) are solutions to the equation 3x−4y=21? Select each correct answer.

(7, 0)

(11, 3)

(−3, 3)

(−1, −6)

pleaseee hel asapp

Light that is polarized along the vertical direction is incident on a sheet of polarizing material. only 96% of the intensity of the light passes through the sheet and strikes a second sheet of polarizing material. no light passes through the second sheet. what angle does the transmission axis of the second sheet make with the vertical?

Question part points submissions used suppose that 2 j of work is needed to stretch a spring from its natural length of 26 cm to a length of 36 cm. (a) how much work is needed to stretch the spring from 28 cm to 32 cm? (round your answer to two decimal places.)

Ways that industry and agriculture use physical properties to separate substances