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Byju's Answer
Standard XII
Physics
Distance
The distance ...
Question
The distance of a point
P
(
a
,
b
,
c
)
from
x
-axis is
√
b
2
+
c
2
.( Enter 1 if true or 0 otherwise)
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Solution
A general point
(
x
,
y
,
z
)
has distance
√
y
2
+
z
2
from
x
-axis.
∴
distance of
P
(
a
,
b
,
c
)
from
x
-axis
=
√
b
2
+
c
2
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0
Similar questions
Q.
If
x
=
−
b
+
√
b
2
−
4
a
c
2
a
; 'c' as the subject of the formula is
c
=
−
a
x
2
−
b
x
( Enter 1 if true or 0 otherwise)
Q.
If
a
2
,
b
2
,
c
2
are in A.P. then the following are also in A.P. True or False? If true write 1 otherwise write 0
1
b
+
c
,
1
c
+
a
,
1
a
+
b
.
Q.
The distance of the point P (a, b, c) from the x-axis is
(a)
b
2
+
c
2
(b)
a
2
+
c
2
(c)
a
2
+
b
2
(d) none of these
Q.
Given a,b,c,d are in G.P then
(
a
−
d
)
2
=
(
b
−
c
)
2
+
(
c
−
a
)
2
+
(
d
−
b
)
2
.If you think this is true then write 1 otherwise write 0 ?
Q.
If
a
,
b
,
c
,
x
are all real numbers and
(
a
2
+
b
2
)
x
2
−
2
b
(
a
+
c
)
x
+
(
b
2
+
c
2
)
=
0
then
a
,
b
,
c
are in G.P., and
x
is their common ratio.If you think this is true write 1 otherwise write 0 ?
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