Sira
Most popular questions and responses by Sira
Algebra 2
If log(base10)of 2 =0.301 and log(base10) of 3 = 0.477, how would I find a) log(base10) of 8 b) log(base10) of 12 c) log(base10) of 15
asked on May 9, 2012 
Chemistry
Hi I need with with a prelab calculation for a Hydrate Crystal lab and I am so confused @_@ You don't really need to solve it if you don't want to, I just need an example on how to do these problems 1) Find the mass of the water that evaporated upon
asked on October 11, 2012 
Trigonometry
How am I suppose to transform the left side of the equation into the right side using trig identities? ): 1) sin^2θ  cos^2θ = 2 sin^2θ  1
asked on January 10, 2013 
Algebra 2
What would be the simplest way to eliminate one of the variables? Below is a system of three equations in three variables: 1. x+y+3z=7 2. 2x4y+z=7 3. 3x+5y4z=6
asked on May 8, 2012 
Alg2
Solve the system for z. 2x  y + 2z = 11 x  2y  3z = 5 3x + z = 3
asked on May 8, 2012 
Algebra 2
Which of the following is a facator of 4by3bz+8dy6dz? a)4by3bz b)b+d c)4y3z d)4b+3d
asked on May 7, 2012 
Trigonometry
How do I evaluate the trigonometric functions of the quadratic angle? Thanks in advance 1) sec π 2) tan π 3) cos π For this problem, I don't understand why it's 1 4) csc π 5) sec 3π/2
asked on January 10, 2013 
Algebra 2
If P(x) is a polynomial in x for which P(3)=0, then..? a) x3 is a factor of P(x) b) x+3 is a factor of P(x) c) 3x is a factor of P(x) d) x^3 is a factor of P(x)
asked on May 7, 2012 
Algebra
How do I find the domain and range of the functions? 1. f(x)=2/3x  4 2. f(x)= x^33x+2 3. f(x)= 1/2 l x2 l 4. f(x)= l x1 l / x1
asked on September 26, 2012 
Alg2
Find a quadratic equation with integral coefficients having roots 1/2 and 5/2.
asked on May 9, 2012 
Algebra 2
Write the function which defines a parabola with vertex (2,3) and axis x=2
asked on May 7, 2012 
precalc
How do I find all the real zeros of the polynomial function of these 3 ? ): 1) g(t) = 1/2t^41/2 2) g(t) = t^56t^3+9t 3) f(x) = 5x^4+15x^2+10
asked on October 17, 2012 
Algebra 2
How many points of intersection are there for xy=2 and x^2+y^2=25 ?
asked on May 8, 2012 
Algebra 2
( ∛3x+5 ) + 4 = 0
asked on May 7, 2012 
Math
How do I find (a) f*g (b) g*f (c) f*f of these problems? If you can, please show me step by step ^___^ thank you 1)f(x)=x^2 2) f(x)=3x+5
asked on September 30, 2012

Algebra 2
Actually wait, don't tell me. I can do this one ^^
posted on May 7, 2012