subject
Mathematics, 24.05.2021 02:30 natalievick03

What is. h²-2h-2=0 helpp​

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 17:30
Select the quadratic that has root x = 8 and x = -5
Answers: 3
question
Mathematics, 21.06.2019 22:00
Identify the expression equivalent to 4(x + x + 7) − 2x + 8 − 4 by substituting x = 1 and x = 2.
Answers: 2
question
Mathematics, 21.06.2019 23:40
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.
Answers: 1
question
Mathematics, 22.06.2019 00:00
Aspacecraft can attain a stable orbit 300 kilometers above earth if it reaches a velocity of 7.7 kilometers per second. the formula for a rocket's maximum velocity v in kilometers per second is vequalsminus0.0098tplusc ln upper r, where t is the firing time in seconds, c is the velocity of the exhaust in kilometers per second, and r is the ratio of the mass of the rocket filled with fuel to the mass of the rocket without fuel. find the velocity of a spacecraft whose booster rocket has a mass ratio of 20, an exhaust velocity of 2.1 km/s, and a firing time of 15 s. can the spacecraft achieve a stable orbit 300 km above earth?
Answers: 3
You know the right answer?
What is. h²-2h-2=0 helpp​...
Questions
question
History, 22.08.2019 17:30