1
TG EAPCET 2024 (Online) 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The foot of the perpendicular drawn from $A(1,2,2)$ oril the the plane $x+2 y+2 z-5=0$ is $B(\alpha, \beta, \gamma)$. If $\pi(x, y, z)$ $=x+2 y+2 z+5=0$ is a plane, then $-\pi(A): \pi(B)=$
A
$15: 32$
B
$-7: 5$
C
$-15: 47$
D
$-27: 20$
2
TG EAPCET 2024 (Online) 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
If $0 \leq x \leq \frac{\pi}{2}$, then $\lim _{x \rightarrow a} \frac{|2 \cos x-1|}{2 \cos x-1}$
A
does not exist at all points in $\left[0, \frac{\pi}{2}\right]$
B
$=1$, when $a=\frac{\pi}{3}$
C
$=-1$, when $a=\frac{\pi}{3}$
D
$=1$, when $0 \leq a < \frac{\pi}{3}$
3
TG EAPCET 2024 (Online) 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The real valued function $f(x)=\frac{|x-a|}{x-a}$ is
A
continuous only at $x=a$
B
discontinuous only for $x > a$
C
a constant function when $x > a$
D
strictly increasing when $x < a$
4
TG EAPCET 2024 (Online) 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
If $f(x)=3 x^{15}-5 x^{10}+7 x^{5}+50 \cos (x-1)$, then $\lim\limits_{h \rightarrow 0} \frac{f(1-h)-f(1)}{h^{3}+3 h}$
A
-25
B
25
C
-10
D
10
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