hala718
hala718
Female
December 1, 2008
Teacher
High School - 11th Grade
Mathematics
University of Phoenix-Online Campus - Phoenix, AZ, US (2008 - 2009)
Math, Computer, Educational technology.
Biography
Bachelors degree in math, Masters degree in Education.
New Activity for hala718
Answered a Question in Math
Given the logarithmic equations: ==> ln (2x+3) = 2 To solve, we will convert...
Answered a Question in Math
Given the points (-2,3) and (-2, -7). We need to find the distance between both...
Answered a Question in Math
`2/(x+3) - 1/(x+4) = 0 ` `==gt 2/(x+3) = 1/(x+4)` First we will write in common...
Answered a Question in Math
`(dy)/(dx) = -e^(5-x) + 3/(5x^2)` ` ==gt dy = (-e^(5-x) + 3/(5x^2)) dx ` `==gt...
Answered a Question in Math
First, we will find the initial population, when t= 0 ==> G(0)= 10,000/(1+24)=...
Answered a Question in Math
Let the sides of the rectangle be x and y. ==> x^2 + y^2 = 12^2 ==> x^2 +...
Answered a Question in Math
You have the right answer. The question asks for the rate of change per hour....
Answered a Question in Math
`ln(x+y) = y-1` To differentiate, we will use implicit differentiation. `==gt...
Answered a Question in Math
Let `f(t)= t^4/sqrt(1-t^10)` We need to find the integral of f(t). `==gt int...
Answered a Question in Math
Given that the surface of the cake is 122 in^2 . Let the width be W and the...
Answered a Question in Math
The bus arrives at 11:15 She arrives 8 minutes early ==> that means she arrives...
Answered a Question in Math
Total regular hours is 40. He worked 48.5 hours. Then, overtime hours are 48.5 -...
Answered a Question in Math
a)`log_a (x^2/(yz^3)` First we will expand the logarithm using the properties....
Answered a Question in Math
Given the logarithmic equation: `ln(3x+2) - lnx = 2` First we will use the...
Answered a Question in Math
Given the expressions: `xy*(x^(7/4))(y^(3/2))` We need to simplify. First...
Answered a Question in Math
given that: `g(t)= t^3 -2t^2` ` h(t)= 4t+1` We need to find the function...
Answered a Question in Math
Given that `f(y)= ye^(-2y^2)` We need to find the intergral of f(y). `==gt...
Answered a Question in Math
`y'' - y' - 6y = 0` `==gt L {y'' - y' - 6y} = 0` `==gt L{y''}(s) - L{y'}(s) -...
Answered a Question in Math
`y'' - 2y' + 2y = 0 ` `=> L(y''-2y'+2y) = L (0) ` `==> L{y''}(s) -...
Answered a Question in Math
Answered a Question in Math
Given that: `y(s)= 2/(s^2 + 3s-4)` Now we will factor the denominator....
Answered a Question in Math
We know that: If `y(s)= b/(s^2 + b^2), ` `==gt y(t) = sin(bt)` We are...
Answered a Question in Math
Given the quadratic equation: `4x^2 - 3x = 2 ` `==gt 4x^2 - 3x - 2 = 0`...
Answered a Question in Math
h(x)= f(g(x)) ==> h'(x)= g'(x) * f'(g(x)) ==> h'(2)= g'(2) * f'(g(2))...
