Which function's domain consists of only real numbers greater than 3?
a. rx) = 3x
b. f(x)=vi
c. rx) = 3x + 4
d. f(x) = 1 1 - 3

Select the correct answer from each drop-down menu. rewrite the formula to find voltage. the formula for electrical power (p, in watts) is where v is the voltage in volts and r is the resistance in ohms. for a particular brand of water heater, r is 32 ohms and p is 0.5 watts. the formula to find v is , and the voltage at which the heater operates is volts.

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2