Steve S.

Algebra 1 Algebra 2 College Algebra

01/23/14

the inflection point of f(x)= -2(x-4)^3 +11 is where

I also need to know the end-behavior. for example- x----> + or - infinity

Follows • 3

Answers •2

Math Answers

01/23/14

how to write 0.877777777 as a fraction

Its a recurring decimal

Follows • 6

Answers •6

Simplifying Radical Expressions

01/23/14

simplify expression and solve equation

Woud you please help simplify and solve: √x (√9 - 4/3) = √25

Follows • 4

Answers •3

Excluded Values

01/23/14

did I solve these problems correctly stating the exclued values

simplify the expression if possible and state the excluded values. 1. 5x - 5/10x^2 - 25x + 15 = 5(x - 1)/ 5(2x^2 -5x + 3) = 5(x-1) (1)/ -5(x-1) (2x -3) = ... more

Follows • 4

Answers •3

Factor Math Help

01/23/14

Factor completely. 9x^2 + 4

please help me

Follows • 3

Answers •2

Math Help

01/23/14

Factor. s^2(t - u) - 9t^2 (t - u)

dont get this one

Follows • 2

Answers •2

Law Of Sine

01/23/14

Use the law of sine

Use the law of sine to solve this problems. 1.Given A=30,a=5, c=8 2.C=75°20' ,a=30 ,c=40

Follows • 2

Answers •2

Domain And Range

01/23/14

help finding domain, range, compare

1. how do i graph the function y = -10/x, then find the domain and range 2. how do i graph y = ____1___ + 3 then find the domain and... more

Follows • 3

Answers •2

Math Algebra

01/22/14

Combination and Composition numbers

f(x) =X-2 g(X)=x^2+1 f(x) = X-2 (f+g) 2 ( f g )-4 (fog )2 (fof) 3 (fogof)X Somebody please save me!

Follows • 4

Answers •3

Math Algebra

01/22/14

Can somebody help me With imaginary numbers?

(3-i)+(22+4i) I^31=? 3+4i / 16-2i please HELP!

Follows • 5

Answers •4

Zeros Of Polynomial Function

01/22/14

Find all the rational zeros

Formula: 3x^2 +2

Follows • 4

Answers •3

Algebra 2 Logarithms

01/22/14

How does e^x equal a natural logarithm?

I'm learning about this in class. The teacher switches ln for e^x and the numbers all switch. I'm just confused as to why this works.

Follows • 4

Answers •3

Solving Vector Equations

01/22/14

solve for u and v. assume i = <1,0> j= <0,1>. 2u +3v=i, u-v=j

solving vector equations. Solve the following equation for vectors u and v. Assume i=<1,0> j=<0,1> 2u +3v=i , u-v=j

Follows • 2

Answers •1

Math Equations

01/22/14

how do u rewrite 3k-7=32

I dont understand how to distributive property to rewrite the equation n than solve for each variable ?

Follows • 4

Answers •3

Slope Intercept Form Perpendicular Lines Slope Equation

01/22/14

Regarding equation of the line and perpendicular

I have the following math problem: Write the equation of the line in the standard form. Containing (9,8) and perpendicular to 3x-4y-5=0. I am so lost! I have no idea where to... more

Follows • 4

Answers •4

Physics Centripetal Force

01/22/14

Uncertainty of the centripetal force

A lab experiment was performed to find the centripetal force on a rotating body which measured mass(m), frequency(n), and radius(r). It was found that Fc=4Π2n2mr. How do I write an expression for... more

Follows • 3

Answers •2

Exponential Functionsda

01/22/14

How can i determine the number of deibles for intensity?

The relationship betwee the number of deibels "B"and the intensity of sound I in watts per squre centemiter is given by B=20log(base 10)(I/10^-16) a)Determine the number of deibels for... more

Follows • 2

Answers •2

Probability Cards

01/22/14

Probability of the sum of three random cards from a standard deck of playing cards

Ok, I was watching TV and saw hold'em poker playing. In that game three cards are flipped over in the center of the table. If one was to give the cards valuations (Ace=1, 2=2,....and so forth Jack,... more

Follows • 4

Answers •3

Math Word Problem Linear Equations

01/22/14

Help solving this three-part word problem?

At $0.49 per bushel, the daily supply for wheat is 305 bushels, and the daily demand it 515 bushels. When the price is raised to $0.73 per bushel, the daily supply increases to 545 bushels, and... more

Follows • 3

Answers •2

Geometry

01/22/14