Evaluate (-2)^-4.
A16
B-1/16
C-16
D1/16
Answer & Solution
Correct answer: D. 1/16
The negative exponent takes the reciprocal of the positive even power 16.
Keep practising Exponents And Powers
Browse all Exponents And Powers questions for ICSE Class 8, or explore more Mathematics topics.
Related questions
For real x ≠ 0, which are all solutions of x^-2 = 4?For integer n, factor 2^n + 2^(n+1).Given a² = 4 for real a, find a^-4.For a, b ≠ 0, simplify ab(a^-1 + b^-1).Square area = side². If the side doubles, the area is multiplied by?A code has 7 positions, each independently 0 or 1. How many codes?A culture starts with 3 cells and doubles four times. Final count?Cube volume = side³. Side is 2 × 10^-2 m. Volume?