Question

x squared plus x equals 12. solve using the Quadratic Formula

Answer 1

here... a=1, b=1, c=-12... put in quadratic formula... and solve...

Answer 2

i understand that what i don't understand is how to do it

Answer 3

put your values in this...

Answer 4

then?

Answer 5

i have putted the values... now take out calculator and solve dear...

Answer 6

x= (-1) +- root (1^2 - 4*(1)*(-12) / 2 (1)... now solve...

Answer 7

it would equal 47 right?

Answer 8

or would it be 23.5?

Answer 9

you will get 2 values,,,,
x=-1+7/2 and x= -1-7/2
x= -6/2 and x= -8/2
x= -3 and x=-4

Answer 10

oh..thanks paki!

Answer 11

pleasure dear...