Please help I’ll mark brainliest if u give a small explanation!!!

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.

The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.

Which has the greater energy, light of wavelength 519 nm or light with a frequency of 5.42 x 10^8 sec^-1?