For how many of the following values of k can F( x ) = ( k + 10) x2 + ( k + 10) x – 9 = 0 have equal roots?

(i) −46 (ii) −25 (iii) −10 (iv) −3 (v) 10

A. 1
B. 2
C. 3
D. 0

See our previous ‘Questions of the Day’:

Quant Question Of The Day: 263
Quant Question Of The Day: 262

10 comments

XHTML: You can use these tags: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong>