1
KCET 2024
MCQ (Single Correct Answer)
+1
-0

If $A M$ and GM of roots of a quadratic equation are 5 and 4 , respectively, then the quadratic equation is

A
  $x^2-10 x-16=0$
B
$x^2+10 x+16=0$
C
$x^2+10 x-16=0$
D
$x^2-10 x+16=0$
2
KCET 2023
MCQ (Single Correct Answer)
+1
-0

Given that $$a, b$$ and $$x$$ are real numbers and $$a < b, x < 0$$, then

A
$$\frac{a}{x} \geq \frac{b}{x}$$
B
$$\frac{a}{x}<\frac{b}{x}$$
C
$$\frac{a}{x} \leq \frac{b}{x}$$
D
$$\frac{a}{x}>\frac{{b}}{x}$$
3
KCET 2019
MCQ (Single Correct Answer)
+1
-0

If $$\alpha$$ and $$\beta$$ are roots of the equation $$x^2=x+1=0$$, then $$\alpha^2+\beta^2$$ is

A
$$\frac{-1-i \sqrt{3}}{2}$$
B
1
C
$$-$$1
D
$$\frac{-1+i \sqrt{3}}{2}$$
KCET Subjects
EXAM MAP