A) X⁷
B) X-¹
C) X³+⁴
D) X¹²

A) x⁴
B) x⁸
C) x-⁴
D) x³

A) x⁷
B) x⁴³
C) x¹
D) x¹²

A) x²
B) x⁸
C) x-²
D) x-¹⁵

A) 2³⁴
B) 2⁷
C) 2¹²
D) 2²⁴

A) 16
B) 4
C) 6
D) 8

A) x⁵y⁶
B) x⁴y⁶
C) x²y⁹
D) x⁴y⁵

A) n must be negatice
B) n must be zero
C) n must be positive
D) n can be any number

A) aⁿ=1
B) Log a base n=1
C) Log 1 base a =n
D) Log n base a =1

A) Cardinal numbers
B) Irrational numbers
C) Rational numbers
D) Portal numbers

A) √m/√n
B) 1/√n × √m
C) √m ÷ n
D) √m × √n

A) 6√7
B) 9√2
C) 3√5
D) 5√3

A) 5√3
B) 5√4
C) 4√5
D) 3√2

A) Surds that don't have square root
B) Surds that cannot be decided by each other
C) Surds that have the same roots
D) Surds that have the same number.

A) 2/√3
B) √3/2
C) √3/√2
D) 2/√2

A) √a+√b
B) √b+a
C) a-√b
D) a²-b

A) One element
B) No element
C) Two elements
D) Not specified

A) Null
B) a*b=b*a
C) a×b=a×b
D) a+b=a-b

A) c*a=a*b
B) (a*b)*c=a*(b*c)
C) a*b=a*(b*c)
D) a*b*c=a*c

A) Identity element
B) Closure element
C) Inverse
D) Zero element