exam Maths Puzzle Numerical Ability

Multiply using vertical method

(m^2-5mn+3n^2)(m^2+4mn-2n^2)

Read Solution (Total 0)

exam Other Question

refer to the following pattern and answer questions

1=2^1 - 1
1+2=2^2-1
1+2+2^2=2^3-1
1+2+2^2+2^3=2^4-1
1+2+2^2+2^3+2^4=2^5-1

A. Write a simpler expression for 1+2+2^2+2 please help me simplify

5^5 square root of -32