algebra

© 2009 -2011 tutorco.com 1 Q2. Simplify: b a 5 b a 25 2 4 7 − Q1. Simplify 2 a ) 4 a 2 )( 3 a 5 ( Q3. State TRUE or FALSE: nm aa = am/n. GRADE 7 TOPIC: ALGEBRA 7/6/3/S © 2009 -2011 tutorco.com 2 Q4. Jane and her 5 college friends are going to be sharing the cost of a 3 bedroom apartment. The cost of rent is n dollars. What expression can you write that will tell you what Jane's share is? Q5. State true or false: = 2 3 3 2m b m b b-1m-1 Q6. Simplify: 5 10 12x ) x )( x ( © 2009 -2011 tutorco.com 3 Q7. Simplify: 6 2 2 m 2 ) m 4 ( Q8. If P = 3ab2 + 6a2 and Q = 2ab, calculate QP Q9. Supposing that 5a3b2 books costs (-5ab + 15a4b7) dollars, calculate the price of 1 book. Q10. Simplify: 5 4 3 2 3 4 3 2 c b a 15 c ab 4 c b a 25 × © 2009 -2011 tutorco.com 4 Q11. Simplify 5 2 2 5 4y x ) y x 3 ( Q12. Simplify: = + − x 4 x 20 x 40 x 3 2 3 Q13. Simplify 2 6 2 4 3b a ) b a 2 ( © 2009 -2011 tutorco.com 5 Q14. Simplify: ( ) ( )2 2 2 2 m 2 m 2 4 Q16. Simplify: ( ) 3 2 2 2a 8 a a 8 Q15. Simplify: 2 4 2 2 2 y x 12 y x 4 © 2009 -2011 tutorco.com 6 Q20. Suppose A = a-2b + 5ab2 – 6ab and B = ab, determine BA Q17. Simplify: x 2 20 x 6 x 5 3 5 − + Q18. If P = 3ab2 + 6a2 and Q = 2ab, calculate Q 2 Q P + Q19. Simplify: 4 14 2 abb a − − © 2009 -2011 tutorco.com 7 Q21. Simplify the following: 2 2 5 7 b 5 b 5 b 3 b 10 − + Q22. Simplify: ( ) 4 3 7 3 2 2 2 n m 2 mn 14 mn 16 n m 12 n m − − − − − + © 2009 -2011 tutorco.com 8 Q23. Suppose A = 6a-2b + 5ab2 –ab and B = ab, calculate BB A + Q24. Simplify: 2 2 4 3 2 1 q p 5 p 15 q p 30 q p 45 − − − − + − Q25. Simplify and find the numeric coefficient of bn: n n 2 1 n 1 n b b 2 b 4 b 7 + − − + © 2009 -2011 tutorco.com 9 MATCH THE FOLLOWING: Q26. = 3 22b a b a Q27. = abb a 2 2 Q28. = abb a2 Q29. = 2 2b aab Q30. = ab ab2 a b ab ab 1 2 b1 b1