Further Mathematics NECO exam past questions and answers

Further Mathematics NECO exam past questions and answers

Here they are;

Question: If z = 4 + 3iz=4+3i, what is the conjugate of zz?

A) 4 - 3i4−3i

B) -4 + 3i−4+3i

C) -4 - 3i−4−3i

D) 4 + 3i4+3i

Answer: A) 4 - 3i4−3i

Question: Solve the inequality: -2x + 3 > 7−2x+3>7

A) x < -2x<−2

B) x > 2x>2

C) x < 2x<2

D) x > -2x>−2

Answer: B) x > 2x>2

Question: If AA is a square matrix and det(A) = 0det(A)=0, what can be said about AA?

A) AA is invertible

B) AA is singular

C) AA is diagonal

D) AA is orthogonal

Answer: B) AA is singular