Help please i cant figure this out

The height of a projectile launched upward at a speed of 20 meters/second from a height of 225 meters is given by the function h(t)=-5sup(t,2)+20t+225. How long will it take the projectile to hit... more

11/06/20

college algebra

The length of a rectangle is 7 inches more than its width. The area of the rectangle is equal to 2 inches more than 2 times the perimeter. Find the length and width of the rectangle.

11/06/20

SImplify the following

-(-1) ± sqrt 12 -4(1)(7) ÷ 2(1)

11/06/20

Charles can ride his bike 4 miles in 20 minutes. Which of the following ratios show the number of miles to minutes Charles can ride his bike?

a ratio is the answer, and its out of these four: A 24:1B 1:4C 4:24D 1:5

11/06/20

Help please? A high-speed train in Japan travels a distance of 300. kilometers due west to final station and then goes east for 100 kilometres. If the total time of travel is 1.75 hours.

What is the average speed of this train? 2. What is the average velocity of the train? Help I'm stuck!! :(

11/06/20

What two integers have a sum of -19 and a product of 84?

11/06/20

Solve compound inequality - 4 < 3x - 1 <= 5

Solve compound inequality - 4 < 3x - 1 <= 5

11/06/20

Evaluate the expression for x = 8 x + 5

11/06/20

Math question help

If ​40% of the registered voters cast 205,200 votes in an​ election, how many registered voters are​ there? In another election ​50% of the registered voters cast 265,500 votes. How do the number... more

NASA launches a rocket at t = 0 seconds. Its height, in meters above sea-level, as a function of time is given by h ( t ) = − 4.9 t 2 + 37 t + 374 .

NASA launches a rocket at t=0 seconds. Its height, in meters above sea-level, as a function of time is given by h(t)=−4.9t2+37t+374 .Assuming that the rocket will splash down into the ocean, at... more

11/06/20

Putting a fraction into standard form

So, I have to put (2x-1)/7=8y into standard form, and I'm incredibly confused.

11/06/20

I NEED THE EQUATION NOT THE ANSWER TO THE EQUATION

multiplication or division question NEED EQUATIONDiego is sharing 12 bags of chips with 6 friends. Each friend got 2 bags of chips.IF Diego decides to share is 12 bags of chips with 3 friends, what... more

11/06/20

A line passes through the points (-3, -1) and (-5, 4). What is the slope of this line?

please help meeeeeee im in trouble i need yalls help.........................................................

11/06/20

Math on ratio year 8

THe ratio 2.5m to 60cm can be written in the form of 1:n What is the value of n

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.