book Maths Puzzle Numerical Ability

im doing "zero and negaive exponents"...
in need to "use the quotient of powers property to simplify the expression."
1. 5^6/5^3



this is one i did, i dont know if its right
ex.
m^5/m^11= 1/m^-6= m^5+m^6/m^11= 1

Read Solution (Total 0)

book Other Question

Thirty students bought pennants for the football game.Plain pennants cost $4 each and fancy ones cost $8 each.if the total bill was 168 how many students bought the fancy pennants I have 2 problems that I am having trouble starting.
1. solve the inequality x^3-7x+6 > 0

2.a real solution for the equation x^3+5x-8=0, correct to the nearest tenth, is x=