11/05/15

I'm having aa lot of trouble with this problem, could i please have some help?
Find the value of k and find the equation of the line in point-slope form: (k,k), (k+3,k+1) and m=k
Follows • 3
Expert Answers •2

11/05/15

What is the speed of the current? What is the speed of the boat in still water?
A boat travels 12 miles upstream in 2 hours. Going downstream it can travel 28 miles in the same amount of time. Find the speed of the current and the speed of the boat in still water
Follows • 2
Expert Answers •1

11/04/15

Math Question: Say p and s are supplementary angles. If the measure of angle p is equal to the measure of s, times two, and plus thirty, then what is angle p?
 please give correct answers 
Follows • 2
Expert Answers •2

11/04/15

A 2 digit number is 3 times the sum of its digits. What is he number?
I have no idea what to do. I dont even know what operations to use
Follows • 3
Expert Answers •2

11/03/15

The variable y varies directly with x. When x = 35, y =5. What is the constant of variation (k)?
Just type the value of k. If it's an integer, type the integer. If it's a fraction, write the fraction in simplest form. Do not write the number as a decimal.
Follows • 2
Expert Answers •1

11/02/15

how would you solve this? ps what is this type of equation called besides solving for x Thanks!
9^2x=27^4 i wwant ro find a method to solve it besides guess and check (i know the answer is 3 but i used guess and check)
Follows • 3
Expert Answers •2

11/02/15

simplify sqrt(9x^2+18x+9) - inside the square root is a perfect square
simplify sqrt(9x^2+18x+9) - inside the square root is a perfect square
Follows • 3
Expert Answers •2

11/01/15

Write sec t in terms of tan t if t is in quadrant II: sec t =A sqrt{B+C^2}, the sign A (input + or -) is ; the constant B is ; the function C is
I need to see all the steps for this question so I could be able to it on my own next time. Show me in full detail of how you arrive at the answer. You have to find the sign A (input + or -) ; the... more
Follows • 2
Expert Answers •1

11/01/15

Find how fast its rising. Need help.
I need help with a calculus problem. You're at a local cemetery and you see a ghost rise up from a grave. The grave is 80 feet away from you with an angle of elevation of the rising ghost is... more
Follows • 2
Expert Answers •1

11/01/15

solve for the following system of 3 equations. Find x and z for: x+2y-2z=1; x-2y+3z=4; 2X+y+Z=3
 I tried making this into a system of 2 equations and solving but I keep getting the answer incorrect. Can someone please help?
Follows • 5
Expert Answers •4

10/31/15

What is log_2 (1/4(2^(x+1)))
can you please explain the steps on how to do this??   Thank you.
Follows • 3
Expert Answers •2

10/31/15

What is 2^(3+log_2(5))?
I need the steps on how to do this.
Follows • 2
Expert Answers •1

10/31/15

1 inch = .80 miles. How many inches = 1.00 miles
Hi I am looking for a formula to solve this question. I am a fan of cartography, but failed math. If there are any other formulas that will help me with cartography. I will gladly use them. 
Follows • 3
Expert Answers •3

10/30/15

Find the critical numbers of the function : h(t) = t^3/4 - 2t^1/4
Find the critical numbers of the function : h(t) = t3/4 - 2t1/4    I know I first need to find the derivative:   3/4 t-1/4 - 1/2 t-3/4   I know I need to set it all equal to zero, but I'm not... more
Follows • 2
Expert Answers •1

10/30/15

How can I find the x-intercepts and vertex of y=-2(x+1)(x-5).
I don't know how to do this without graphing it. Is there any other way?
Follows • 3
Expert Answers •2

10/30/15

find all values of 'z' which make the inequality a true statement (absolute z < z)
ιzι < z
Follows • 3
Expert Answers •2

10/29/15

If y varies interversly as the 4th power of x and y=4 when x=1, hat is y when
x=0.5?   thank you for help!
Follows • 2
Expert Answers •1

10/29/15

Use synthetic divison to find the quotient and remainder
(x^4-3)/(x-5)
Follows • 2
Expert Answers •1

10/29/15

sec2t-1/sec2t=sin2t
sec2t-1/sec2t= sin2t
Follows • 2
Expert Answers •1

10/28/15

Solve equation using algebra
√(y-3) = 1 - √(2y-4)
Follows • 2
Expert Answers •1

10/28/15

A sequence is defined recursively by the formula an=5a n-1 with a1=4. Which of the following best describes the sequence?
the n-1 is small next to the 5a
Follows • 2
Expert Answers •1

10/28/15

Simplify the problem
4x^2-y^2/6x+3y
Follows • 2
Expert Answers •1

10/28/15

A Difficult Word Problem
At the same time two trains leave chicago and new york they move towards each other at constant speeds the train from chicago is going 40 mph and the train from new york is going 60 mph the distanc... more
Follows • 3
Expert Answers •2

10/28/15

eight years ago, cindy was twice as old as sally. right now, cindy is 5 years older then sally. find their current ages.
i have no idea how to even begin starting this problem
Follows • 3
Expert Answers •2

10/28/15

Explain why sin?^2 + cos?^2=1
Explain why sin⊗2 + cos⊗2=1
Follows • 3
Expert Answers •2

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.