For any rational number x, x+(-1)=-x. State whether the statement is true (T) or false (F).
Verify the given statement
Given, x+(-1)=-x.
x+(-1)=x-1⇒x-1≠-x
∴LHS≠RHS
Hence, the statement is False.
Question 43
State whether the following statement is true (T) or false (F).
If x3+1=715, then x3=615
Question 79
In the following question, state whether the statement is True (T) or False (F):
(9x−51)÷9 is x - 51.
Question 60 In the following question, state whether the given statement is true (T) or false (F). Between any two natural numbers, there is one natural number.
3x + 7 is a rational expression. State whether the statement is true or false.