All Questions

649

trigonometry

how do you do exponential and logarithmic equations and inequalities?

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Guest Mar 13, 2014

893

plxx solve me this question im facing dificulty doing it..pl

A man swims at a speed of 50m/min in still water,swims 100m against the current and 100m with the current. If the difference between the two times is 3 min 45 s find the speed of the current

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Guest Mar 13, 2014

1826

+118723

Good Manners are always important

There are NO computer generated answers here.
The people answering your questions are giving you their time, and sharing their knowledge with you, PURELY because they are very generous people who want to help.
Please be respectful and phrase your read more ..

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Melody Mar 13, 2014

653

math

30% of the days in November were sunny how many days were sunny

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Guest Mar 13, 2014

639

maths

If $8,000 is placed in an account with an annual interest rate of 4.5%, how long will it take the amount to quadruple if the interest is compounded annually? Round your answer to two decimal places.

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Guest Mar 13, 2014

558

optic science math

Find the sum of the following numbers: -2, 7, -3, l -2 l, 0, 6

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Guest Mar 13, 2014

636

math trigonometry

given sin A=3/5;sin B=5/13,find sin(A+B)

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Guest Mar 13, 2014

676

Probability question

a spinner that has 3 sections of equal area, numbered from 1 to 3, is spun 2 times in succession. which is not part of the sample space?

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Guest Mar 13, 2014

2914

USING EXPONENTIAL AND LOGARITHMIC FUNCTIONS

Modern whales appeared 5-10 million years ago. The vertebrae of a whale discovered by paleontologists contain roughly 0.25% as much carbon-14 as they would have contained when the whale was alive. How long ago did the whale die? Use k = 0.00012.

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Guest Mar 13, 2014

602

math

.19=(27x^3(x))/(2.5-2x)^2

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Guest Mar 13, 2014

775

Quads

Please explain or showcase your work so I could use this page for future reference.
Rhombus:
ABCD is a Rhombus. AB=21, m<ABE=60. Leave answers in simple radical form.

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Guest Mar 13, 2014

677

Adding

What number is one hundred more then 712

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Guest Mar 13, 2014

843

math

find the area of regular octagon with a hyportenuse of one of the triangles made out of the vertices for 2 cm

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Guest Mar 13, 2014

825

math

A model ship is built to a scale of 1 centimeter:5 meters.The length of the model is 30centimeters.What is the actual length of the ship?

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Guest Mar 13, 2014

566

geometry

how do you solve Sin20=3/x

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Guest Mar 13, 2014

Mar 12, 2014

806

euations

how do you slove equions

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Guest Mar 12, 2014

836

+14

Find the Scale Used to Create the Model

The scale model of a 72-inch long table is 8 inches long.

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p6fitz Mar 12, 2014

631

Radius, Circle, Traveling

if the wheels of a cart have a radius of 14in. how many inches does the cart travel each time the wheel turns? (use 22/7 for pi)

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Guest Mar 12, 2014

740

math

Glenda swam the 200 yd freestyle in 100 seconds. if she maintains the same rate in the 500 yd freestyle,how long will it take her to finish the race?

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Guest Mar 12, 2014

525

trigonometry

verify each identity. show all steps.
cos x + sin x tan x = sec x

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Guest Mar 12, 2014

612

science/mathematovs

I invented my own Equation!
will you guys post it?
Here it is...
X*(X/N)=N

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Guest Mar 12, 2014

736

+201

Math Info

I currently learned 5th Grade Algebra. If you have any questions about place value, multipaction/division, fractions, algebra, and many more to come, let me know. Please just remember I probably might not know how to solve ALL OF THEM. I'll still try my best! read more ..

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mathcalc Mar 12, 2014

1017

decimal into a fraction

2.1875 converted into a fraction ? Im am so confused like ... woah ... help ?? [color=#40BFBF][/color] <--- why these words for tha color ??

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Guest Mar 12, 2014

578

math

27(-2/3)

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Guest Mar 12, 2014

703

i need help

10/12-1/4=

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Guest Mar 12, 2014

All Questions ⁺⁰237634 Questions

trigonometry

plxx solve me this question im facing dificulty doing it..pl

Good Manners are always important

math

maths

optic science math

math trigonometry

Probability question

USING EXPONENTIAL AND LOGARITHMIC FUNCTIONS

math

Quads

Adding

math

math

geometry

euations

Find the Scale Used to Create the Model

Radius, Circle, Traveling

math

trigonometry

science/mathematovs

Math Info

decimal into a fraction

math

i need help

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