All Questions

808

+4117

Help.

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NotSoSmart Jan 3, 2018

1031

-40

please help

a tennis ball is thrown vertically upwards with a speed of v m/s. the height, H metres, reached by the ball is proportional to the square of v. when v = 30m/s, h = 30m work out the value of:
a) H when v = 20m/s
b) v when H = 15 m read more ..

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jakeharris02 Jan 3, 2018

1073

+258

Weather

Hey, just curious,

read more ..

off-topic

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penquino21 Jan 3, 2018

948

+4117

Help.

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NotSoSmart Jan 3, 2018

764

uhhhhh

Your teacher is giving a test worth 200 points. There is a total of 30 five-point and ten-point questions. How many five-point questions are on the test?

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Guest Jan 3, 2018

1574

wierd

A circular garden has diameter 2.4 m. a) The garden is to be enclosed with plastic edging. How much edging is needed? b) The edging costs $4.53/m. What is the cost to edge the garden?

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Guest Jan 3, 2018

980

+11

Rounding off

My question is:

Where can I change the settings so that, for instance, 2/3 = 0.66666666666666666666666666666667 can be shown as 0.67
read more ..

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wasko.wutschkov Jan 3, 2018

1778

+9676

Contour integral :)

Evalutate .
Where is inside the simple closed curve

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MaxWong Jan 3, 2018

2834

Yolanda throws a sphere up in the air from the top of a building. Help!!!!

If u could help me!! I'm a very slow student

Full question:
read more ..

hectictar ●●

beebee1 Jan 3, 2018

1363

MATH!

A circular area of grass needs watering. A rotating sprinkler is to be placed at the centre of the circle. Explain how you would locate the centre of the circle. Include a diagram in your explanation

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Guest Jan 3, 2018

Jan 2, 2018

888

How are you supposed to solve this?

If we express in the form , then what is ?

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Guest Jan 2, 2018

874

HALP!

The quadratic can be written in the form , where and are constants. What is ?

TheXSquaredFactor ●

Guest Jan 2, 2018

872

How would you solve this problem?

A right triangle has a base of 3x-5 and a height of 2x-4. Its perimeter is x2+5x+11. What is the length of the hypotenuse?

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Guest Jan 2, 2018

2488

If the lengths of the bases of an isosceles trapezoid inscribed in a circle

If the lengths of the bases of an isosceles trapezoid inscribed in a circle are 10 cm and 22 cm, and if one of the legs is 10 cm, then the length of a diagonal, in cm, is?

a) 6√10
b) 8√5 read more ..

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Guest Jan 2, 2018

2278

x= 4-x/y^2-x

x= 4-x/y^2-x

How many ordered pairs of positive integers (x,y) satisfy the equation above.
read more ..

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Guest Jan 2, 2018

1518

+11912

happy 2018 everyone!

HAPPY NEW NEW YEAR TO ALL MY FORUM FRIENDS AND ANONYMOUS FRIENDS.....i dont know how 2017 was for you...but i do hope that this year brings lots of joys in your life.....now...i really wanted to say that " oh my god , 2017 just passed read more ..

off-topic

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rosala Jan 2, 2018

15911

A lorry is travelling at 13.5 m/s along a stretch of road where the speed limit is 50 km/h.

A lorry is travelling at 13.5 m/s along a stretch of road where the speed limit is 50 km/h.

1 kilometre = 1000metres
read more ..

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Guest Jan 2, 2018

1041

+62

Graphing/algebra question (time-sensitive)

Find an equation for the LINE that satisfies the conditions:
#11 slope = 2/3; y intercept is 9
#12 slope = 7; y intercept is -3
#13 passes through (2, -1) and (0,1) read more ..

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Hamiltrash Jan 2, 2018

Jan 1, 2018

840

help me pleaseeeee

When the expression is written in the form , where , , and are constants, then what is the sum ?

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Guest Jan 1, 2018

843

HELP!!!!!

Find the product of all positive integer values of c such that has two real roots.

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Guest Jan 1, 2018

883

Logarithmic equations

So the equation i've got from the question is
4 = 10log10(S1/40)

next I use the rules of logs to rearrange the equation read more ..

Melody ●

Guest Jan 1, 2018

1429

Math HELP!!

What is the reference angle for the angle with measure −π/4
π
−7π/4 read more ..

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Lexi0402 Jan 1, 2018

1022

Algebra2 Quiz help Please!!

What is the value of sinθ given that (5, −12) is a point on the terminal side of θ ?
A. −12/13
B. 12/13
C. −5/13 read more ..

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Lexi0402 Jan 1, 2018

All Questions ⁺⁰237827 Questions

Help.

please help

Weather

Help.

uhhhhh

wierd

Rounding off

Contour integral :)

Yolanda throws a sphere up in the air from the top of a building. Help!!!!

MATH!

How are you supposed to solve this?

HALP!

How would you solve this problem?

If the lengths of the bases of an isosceles trapezoid inscribed in a circle

x= 4-x/y^2-x

happy 2018 everyone!

A lorry is travelling at 13.5 m/s along a stretch of road where the speed limit is 50 km/h.

Graphing/algebra question (time-sensitive)

help me pleaseeeee

HELP!!!!!

Logarithmic equations

Math HELP!!

Algebra2 Quiz help Please!!

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