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Write each of the following in exponential form:
(i)
(ii)
⇒ [Using -n = ]
Evaluate:
(i) 5-2
(ii) (-3)-2
(iii)
(iv)
Express each of the following as a rational number in the form:
(i) 6-1
(ii) (-7)-1
(v)
Simplify:
Express each of the following rational numbers with a negative exponent:
(ii) 35
Express each of the following rational numbers with a positive exponent:
By what number should 5-1 be multiplied so that the product may be equal to (-7)-1 ?
By what number should be multiplied so that the product may be equal to ?
By what number should (-15)-1 be divided so that the quotient may be equal to (-5)-1 ?
By what number should be multiplied so that the product may be?
Find x, if
(vi)
If x=, find the value of x-2.
If x = , find the value of x-1.
Find the value of x for which.