Answers

2016-03-29T06:47:57+05:30
Root 1 = - b +√( b² - 4ac) /2a
= -3 +√(9-(-16))/2
= -3+ 5/2
= 1

root 2 = - b+ √( b² - 4ac) /2a
= -3 - 5 / 2
= -4
0
ok dont bark now
Okay, but mind it i am reporting ur comment
shut up now
Okay, cool down sly person
keep going on
2016-03-29T06:56:20+05:30
Hope it helps .............
0
First of all, ur image is not clear
Oops sorry! my mistake
formula is -b+-root b squre- 4ac. this is correct formula
thanks for admitting ur fault
try and then answer