gagan

This page lists questions and answers that were posted by visitors named gagan.

Questions

The following questions were asked by visitors named gagan.

A water balloon is shot into the air so that its height h, in metres, after t seconds is h = —4.9t^2 + 27t + 2.4 a)How high is the balloon after 1 s? b)For how long is the balloon more than 30 m high? c)What is the maximum height reached by the balloon? d...

16 years ago

Flying into the wind, a plane takes 8h to travel 5432 km from Paris to Montreal.The same plane flying with the wind from Montreal to Paris takes only 7 h. Find the speed of the plane and the speed of the wind.

16 years ago

A truck driver estimates that a country road rises 40 cm for every 6 m along the road.What is the angle of inclination of the road? Express your answer to the nearest tenth of a degree.

16 years ago

A small plane flying into the wind takes 3h 20 min to complete a flight of 960 km.Flying with the wind, the same plane takes 2h 30 min to make the trip. What is the speed of the plane? What is the speed of the wind?

16 years ago

A framer at a photo gallery wants to frame a print with a matte of uniform width all around the print. To make it pleasing to the eye, the area of the matte should equal the area of the print. If the print measures 40 cm by 60 cm, how wide should the matt...

16 years ago

Rita kicks a football. Its height h, in metres, after t seconds is given by h = —4.9t^2 + 22.54t + 1.1. To one decimal place, find the maximum height of the football and the time when it reached this height.

16 years ago

FeatureShop sells 80 stereos per month at a cost of $600 each. The manager knows that for every $10 price increase there will be one less stereo sold per month. What price will produce the greatest revenue?

16 years ago

A farmer has $2400 to spend to fence two rectangular pastures.The local contractor will build the fence at a cost of $6.25/m. What is the largest area that the farmer can have fenced for that price?

16 years ago

Flying into the wind, a plane takes 8 h to travel 5432 km from Paris to Montreal. The same plane flying with the wind from Montreal to Paris takes only 7 h. Find the speed of the plane and the speed of the wind. Can you plz answer this sir I really would...

16 years ago

A truck driver estimates that a country road rises 40 cm for every 6 m along the road. What is the angle of inclination of the road? Express your answer to the nearest tenth of a degree. Can you please help sir Thnks

16 years ago

how to complete the square for -2x^2+3x-1? can you plz help me, and any help is greatly appricieted. thnx a lot for your effort.

16 years ago

Simplify ã12+ã18-ã27+ã50 thnx a lot any help is greatly appriceted....

16 years ago

Simplify sqrt12 + sqrt18 - sqrt27 + sqrt 50 thnx a lot any help is greatly appriceted.... these are grade 11 radical expressions and the answer for this is : - -sqrt3 + 8sqrt2

16 years ago

Determine the exact solution algebraically. a) 2^x= 2^7. can someone plz answer this for me, thanks a lot

16 years ago

how to find the LCD for 11x/yz^2, 8x/y^2z? I know the answer is yz^2 but how do you get that. can you plzz plzz explain..... this it is really important..... thnx ...... a lot..

16 years ago

the value of a rare dime is expected to increase according to the equation, y=25x+10, wherer y is the value of the coin (in cents) after x years a)state the slope of the line and interperate its meaning b) state the y-intercept of the line and interperate...

14 years ago

Will ph value of water be same at temp 25°C & 4°C? Justify it.

14 years ago

Calculate the ph of 10^-8 M (HCL).

14 years ago

Calculate ph value of soft drink having hydrogen ion concentration equal to 3x10^-5.

14 years ago

-log[7.1x10^-3]

14 years ago

Show that the minute hand of a watch gains 5 degree and 30' on the hour hand in a minute

12 years ago

Answers

The following answers were posted by visitors named gagan.

sorry i would not do that again but can you please answer these questions because i really need them because i have a exam tommorow at 1 pm. i posted them in a series because i have so less time to study, that i was not even thinking write and i just post...

16 years ago

is the answer 727.5 thnx

16 years ago

thnx a lot now i fully understand

16 years ago

that is sqrt12 + sqrt18 - sqrt27 + sqrt 50

16 years ago

this is grade 11 operations with radicals and the answer for this is -sqrt3 + 8sqrt2

16 years ago

thnx but how to simplyfy more, i also got till here.

16 years ago

thank you, I really appreciate all you're help and I was thinking the same but the book was confusing me, guess the book is wrong as usuall thanks a lot....

16 years ago

As you turn your body and head while doing an activity like a somersault, different hair cells in the vestibule and semicircular canals change direction. When this happens, electrical signals are sent through the nerve fibers which connect to your eye mus...

10 years ago

find the dividing polynomials

10 years ago

80008.3-79774.54

6 years ago