# Mathematics

## Help me complete the square please?

Solve the equation by completing the square. 3x^2 - 12x = -4 please show me how you did it please. And also how would i graph this? thanks
3 Answer(s) · 13 years ago

## Solve the equation: y^2 - 11 y + 24 = 0 ?

Solve the equation: y^2 - 11 y + 24 = 0 ?
6 Answer(s) · 13 years ago

## Find the volume of a regular hexagonal pyramid if its base edge is 6 cm and its lateral edge is 10 cm.?

Find the volume of a regular hexagonal pyramid if its base edge is 6 cm and its lateral edge is 10 cm.?
1 Answer(s) · 14 years ago

## Find the intersection of the two planes?

x-y+z=4 x+2y+3z=7
3 Answer(s) · 13 years ago

## Can You Help With Algerbra 1 Questions (fairly difficult)?

These two problems are part of a month long assignment that my teacher gave. We have never done anything similar to them in class, and I am at a loss of how to solve them. Help with either or both of them would be much appriecated (please explain your work)! 1. If the absolute value of x-3 is equal to k and k is greater than or equal to zero, which of the following is true? a. x=k-3 b. x=k+3 c. x= k + and - 3 d. x= 3 + and - k e. x= -3 + and - k 2. 24-6x ---------- x^2-5x+4 divided by 12x^2-3 ------------ 2x^2-x-1 I hope that last problem makes sense. :)
6 Answer(s) · 14 years ago

## infinite mass.....?

if i have a 9 cm long plank of even thickness, and i cut it up into 3 pieces fo 3 cm each, what wud be the weight of each piece???Theoretically it shud 3.333333333333.........but, mass can never be infite tright???
9 Answer(s) · 15 years ago

## exactly what is a fractal and what are they used for in mathematics? real answers only please.?

exactly what is a fractal and what are they used for in mathematics? real answers only please.?
6 Answer(s) · 15 years ago

## 9<6-b<12 (then graph)?

9<6-b<12 (then graph)?
1 Answer(s) · 13 years ago