1/4 to the power of 7 times 1/4 to the power of -4

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122

Which rule describes the composition of transformations that maps △abc to △a”b”c

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.