App Logo

No.1 PSC Learning App

1M+ Downloads
If b² - 4ac < 0 then the roots of the quadratic equation are _____

AReal and distinct

BImaginary

CEqual

DRational

Answer:

B. Imaginary

Read Explanation:

If b² - 4ac < 0 then the roots of the quadratic equation are imaginary


Related Questions:

If a + b + c = 7 and a3+b3+c33abc=175a^3 + b^3 + c^3-3abc = 175, then what is the value of (ab + bc + ca)?

image.png
ഒരു സംഖ്യയുടെ ഇരട്ടിയും പകുതിയും കാൽഭാഗവും ഒന്നും ചേർന്നാൽ 100 കിട്ടും എങ്കിൽ സംഖ്യയേത് ?

The value of \6.35×6.35×6.35+3.65×3.65×3.6563.5×63.5+36.5×36.563.5×36.5\frac{6.35 \times 6.35 \times 6.35 + 3.65 \times 3.65 \times 3.65}{63.5 \times 63.5 + 36.5 \times 36.5 - 63.5 \times 36.5} is equal to

If x2+1/x2=23x ^ 2 + 1 / x ^ 2 =23 find the value of x+1/xx + 1 / x