02/23/15

Use triangle XYZ below to answer the following questions. X(40,0) Y(30,40) Z(50,45) Explain why the triangle XYZ is a right angle.

I am not sure how to find out why this is a right triangle, can anyone please help me find the answer! thank you

02/23/15

a boat uses 50 feet of rope to drop anchor in a lake. The angle that the rope makes with the bottom of the lake is 20°. What is the depth of the water?

a boat uses 50 feet of rope to drop anchor in a lake. The angle that the rope makes with the bottom of the lake is 20°. What is the depth of the water?

02/23/15

f(x)=x^2+x, f(1), f(x^2), f(f(x)

Could someone help me solve this algebra problem.

Need help with math 9 algebra/system word problem.

The sum of the digits of a two-digit number is one more than three times the units digit. When the digits of the two-digit number are reversed, the number is reduced by 36. First write two... more

Coin toss probability

A fair coin is tossed 12 times. What is the probability of obtaining heads exactly once? Express the answer in both tera of nCk and as a four-place decimal.

02/23/15

Two numbers, x and y, add up to 10. What is the largest their product could be?

I don't know how to do this problem, help.

Factor Binomials

Factor 2a^9-32a

Bmi between 19 & 25 is considered healthy find the weight range using the formula given

BMI= 704 x (weight in lbs)/ (height in inches)2 72 in. Is the height  how do I solve

A gardener mixs 10% of soution with 20% of the same solution equals 4-quarts of a 16.25% of the same solution. How many quarts of each does he us?

A gardener mixes a 10% nitrogen solution with a 20% nitrogen solution to make 4-quarts of a 16.25% nitrogen solution. How many quarts of each does he use?

02/21/15

Write an expression for the combined total dollar amount she earned this month.

Tina works as a tutor for $12 an hr and as a waitress for $7 an hr.This month,she worked a combined total of 96 hrs at her 2 jobs.Let t be the number of hrs Tina worked as a tutor this month.Write... more

02/21/15

Consider the following system of equations y=3x-7, y-3x=5. What can you conclude about the system of equations?

Consider the following system of equations y=3x-7, y-3x=5. What can you conclude about the system of equations?

Three Variables Please help

Can someone show me the steps on how to solve this I have been trying for more the 4 hours and cant seem to get the answer correctly   5a + 3b = 22..12c - 85b = -24433c + 13a = 290   answer in... more

In paralleogram STUV, SV= x+3, VU= 2x-1, and TU=4x-3. What is the length of VU?

Sides SV and TU are opposite each other and side VU is opposite side ST. The figure itself is a parallelogram. 

Math word problems

Not sure how to begin to solve this one."A car and a truck leave Allen park at the same time, heading in opposite directions. When they are 350 miles apart, the car has gone 70 miles farther than... more

math problem

(X+6)^2=-14

02/20/15

If f is a continuous function, what is the limit as h approaches 0 of the average value of f on the interval [x; x + h]

 If f is a continuous function, what is the limit as h approaches 0 of the average value of f on the interval [x; x + h] 

how do you rewrite expressions using distributive property

1/3p + 5/3p

02/19/15

Determine the measures of two supplementary angles if the measure of one angle is three and one half times lager than the measure of the other angle

Can not figure out the problem it is asking and I do not know how to set it up.

02/19/15

3 of 7 people like red. There are 210 people. How many like red

i am trying to find out how many people out of 210 people like red. 3 out of 7 people like red. How many people out of the 210 like red

Is a set of complex numbers bigger than or smaller than the set of real numbers

Is a set of complex numbers bigger than or smaller than the set of real numbers?

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.