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Q.

The multiplicative inverse of −3 4   is:


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a

−4 3  

b

−4 5  

c

−4 7  

d

4 3    

answer is A.

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Detailed Solution

Given a rational number −3 4  .
Multiplicative inverse is the inverse of the given number by the product of which the final answer is 1.
Let the multiplicative inverse = x.
As we know,
−3 4 ×(x)=1 x=1× 4 −3 x= −4 3   Multiplicative inverse is −4 3  .
Hence, option 1 is correct.
 
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