Laws of Indices and Number Systems

Laws of Indices and Number Systems - Laws of Indices and...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
1 Laws of Indices and Number Systems Form 2 Section A Multiple Choice Questions 1. Simplify ( x 3 y –1 ) –4 ( x 2 y –5 ) A. 5 x y B. 10 x y C. 10 1 xy D. 24 10 1 2. 6( x 3 y –2 ) –1 (2 x –1 y 2 ) –1 A. 2 3 x B. 4 4 12 y x C. 4 4 3 y x D. 2 1 12 x 3. Simplify 1 2 5 32 () 2 pq  A. 8 8 2 p q B. 2 12 2 p q C. 2 8 2 p q D. 8 12 2 p q 4. 2 1 2 2 3 m n    = A. 2 4 6 4 m n B. 2 4 4 6 m n C. 2 4 9 4 m n D. 2 4 4 9 m n 5. 24 22 33 a b a a a b       = A. 6 6 b a B. 8 6 b a C. 6 14 b a D. 8 14 b a 6. Which of the following numbers is represented in scientific notation? A. 0.5 10 6 B. 5.0 10 –3 C. 5 100 4 D. 50 10 –5 7. Express 0.0950 10 –12 in scientific notation. A. 9.5 10 –14 B. 9.50 10 –14 C. 9.5 10 –10 D. 9.50 10 –10
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2 8. It is given that 1 micro-meter ( m) = 10 –6 m. Express 0.27 km as micro-meter in scientific notation. A. 2.7 10 5 m B. 2.7 10 7 m C. 2.7 10 8 m D. 2.7 10 9 m 9. In astronomy, one light-year is the distance travelled by light in on3 year. If the speed of light is 3 10 8 m/s, express one light-year in scientific notation.
Background image of page 2
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 4
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 4

Laws of Indices and Number Systems - Laws of Indices and...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online