grade ten math

[jodiiss]

Solve:

a) x�+9x+14=0

b) x�-4x-21=0

c) x�-11x+24=0

d) z�-25=0

e) 36a�-1=0

f) 4b�-81=0

[squarebear]

It would be better for you to do your maths homework yourself. Maths is an important subject and not one to cheat on.

If you really struggle, try asking your teacher quietly for help.

[Tichfield]

You need the formula to solve quadratic equations:

http://en.wikipedia.org/wiki/Quadratic_equatio n

[jodiiss]

we didnt use all that info on wikipedia,
thank you though,

my teacher says something about making the sides of the " = " set to even, i dont know..

[Tichfield]

Really. That's called "completing the square". Using the formula is much easier.