exam Maths Puzzle Numerical Ability

PLEASE HELP
for the complex numbers z=a +bi and w = c +di, z>w if what is true?

a) sqrt (a^2 +b^2) > sqrt(c^2 +d^2) were sqrt represents the square root
b) a> c and b>d
c) none of these
d) (a+b) > (c + d)

Read Solution (Total 0)

exam Other Question

write the equation of the line that contains the point (5,-2) and is perpendicular to the line 5x-2y=3

Also, how do I send you a problem that contains exponents when all I have is a standard keyboard?

-Jamie Can you help me with this problem...solve the following system of linear inequalities by graphing...I did not have button on my computer which shows the line underneath the greater and less than sign in the problem.

x-2y<4
x>1