exam Maths Puzzle Numerical Ability

Find the measure of the complement of a 18 degree angle.
Find the measure of the suppiement of a angle 43degree angle.

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exam Other Question

Greetings,

Statistics question. They were posed by an English as a second language statistics instructor and I am writing them word for word.

1) True or false
Bell shaped calculate the value of the discriminant of x^ + 2x +1 = 0 by examining the sign of the discriminant in part a, how many x- intercepts would the graph of y + x^ + 2x +1 have ? Why?