5. If A - B = B - A, then which of the
following holds true ?
(a) A=B (b) AB
(c) AB
(d) A<B
Answers
Answered by
0
Step-by-step explanation:
Correct option is
C
b
−1
<
a
−1
D
b
a
>1
(A) a>b
Then,
a
1
<
b
1
Thus, the answer is wrong.
(B) a>b
Multiply by −1, we get
−a<−b
Thus, the option is wrong.
(D) a>b
Then,
a
−1
>
b
−1
Thus, the option is correct.
(D) a>b
Dividing by b both sides, we get
a÷b>b÷b
⇒
b
a
>
b
b
⇒
b
a
>1
It is correct.
Hence, option (C) and (D) are corre
Answered by
0
Answer:
(a)A=B
Step-by-step explanation:
A=3
B=3
A-B=B-A
3 -3= 3 -3
0=0
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