Tuesday

September 16, 2014

September 16, 2014

Posted by **Elaine** on Wednesday, June 2, 2010 at 12:04am.

36x-25y

6x-5y

(4x+5y)^2

16x+25y

4x+5y

Please check to see if right. If not corrected for me.

- math -
**Jen**, Wednesday, June 2, 2010 at 12:06amYou need to expand both of these.

(6x-5y)^2=

(6x-5y)(6x-5y)

36x^2-60xy+25y^2

Now try doing the second one this way. Post if you want it checked.

- math -
**Elaine**, Wednesday, June 2, 2010 at 12:26am(4x+5y)^2

(4x-5y)(4x+5y)

16x^2-40xy+25y^2

check this for me please

**Answer this Question**

**Related Questions**

math - Find the points where these conics intercept: 16x^2 - 5y^2 = 64 16x^2 + ...

Math - how do you factor 16x^2-25y^2?

algebra 2 - Find the points where these quadratic relations intersect. 16x^2-5y^...

alGEBRA 2 help please would appreciate - graph 36x^2-900=25y^2 show the step ...

math - Andrew has $2.75 in nickels and quarters in his coat pocket. If he has a ...

pre calculus - 9x^2+25y^2-36x+250y+436=0 what is the center and the vertices of ...

Pre-Calculus - 36x-15y+50z=-10 2x+25y=40 54x-5y+30z=-160

algebra 1 - solve by substitution. 0.5x+0.25y=36 y+18=16x

Pre Calc - How to solve the equation: 36x-15y+50z=-10 2x+25y=40 54x-5y+30z=-160

maths - If P(x,y),F1(3,0), F2(-3,0) a nd 16x^2+25y^2=400, then find PF1+PF2.