Write the following in power notation:
(5/7) ×(5/7) × (5/7) × (5/7)
(-8) ×(-8) × (-8) × (-8) × (-8)
(-1/128)
(-32/243)
(-27/64)
Express
the following into a rational number:
(-8/5)^3
(-4/7)^3
(-1/2)^5
(-13/11)^2
(-2 / 3)^{-1}
(1 / 3)^{-1}
Find
the reciprocal of the following:
(6)^7
(3/8)^4
(-5 / 6)^{11}
Find the value of the following:
4^{0}+5^{0}
Simplify the following and express as a rational number:
(2 / 3)^{2} \times(-3 / 5)^{3} \times(7 / 2)^{2}
\left\{(-3 / 4)^{3}-(-5 / 2)^{3}\right\} \times 4^{2}
(-1 / 2)^{5} \times 2^{3} \times(3 / 4)^{2}
(3 / 2)^{4} \times(1 / 5)^{2}
Simplify and express as a rational number:
(-7 / 8)^{-3} \times(-7 / 8)^{2}
(4 / 9)^{6} \times(4 / 9)^{-4}
Express the following as a rational number:
(5 / 7)^{-1} \times(7 / 4)^{-1}
(-3 / 4)^{-3}
(23 / 25)^{0}
5^{-3}
Express the following number in standard form:
538
23000000
Diameter of Earth = 12756000 m
Mark tick against the correct answer:
\left(5^{-1} \times 3^{-1}\right)^{-1}
(a)(1/15) (b)(-1/15) (c) 15 (d)-15
(1 / 2)^{-2}+(1 / 3)^{-2}+(1 / 4)^{-2}=?
(a)(61/144) (b) 29 (c) (144/61) (d) none of these
\left\{6^{-1}+(3 / 2)^{-1}\right\}^{-1}
(a)(2/3) (b)(5/6) (c)(6/5) (d) None of these
(-1 / 2)^{-6}=?
(a)-64 (b) 64 (c) (1/64) (d) (-1/64)
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