Post UTME Mathematics Past Questions with Answers

Post Utme Abia State University Mathematics Past Questions

Question 1:

M = (\begin{array}{ccc} 1 & 2 & 3 \\ - 1 & - 3 & - 2 \\ 0 & 1 & 0 \end{array})

find the determinant of matrix

M

A. 6
B.

- 2

- 5

D. 1

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Question 2:

Two matrices

M

and

N

are defined by

M = (\begin{array}{ccc} 3 & 2 & 1 \\ 4 & 1 & 1 \\ - 1 & 2 & 0 \end{array})

and

N = (\begin{array}{ccc} 2 & 0 & 1 \\ 3 & - 2 & 2 \\ 4 & - 4 & 3 \end{array})

(\begin{array}{ccc} 3 & 2 & 1 \\ 4 & 1 & 1 \\ - 1 & 2 & 0 \end{array})

(\begin{array}{rrr} 2 & 0 & 1 \\ 3 & - 2 & 2 \\ 4 & - 4 & 3 \end{array})

(\begin{array}{lll} 3 & 2 & 1 \\ 4 & 1 & 1 \\ - 1 & 2 & 0 \end{array})

(\begin{array}{ccc} 2 & 0 & 1 \\ 3 & - 2 & 2 \\ 4 & - 4 & 3 \end{array})

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Question 3:

A polynomial in

x

whose zeros are

1, -

1 and 2 is

A.

x^{2} + 2 x^{2} + x + 2

2 x^{3} - x^{2} + 2 x^{2}

x^{3} - 2 x^{2} + 2

x^{2} - 2 x^{2} - x - 2

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Question 4:

The 7 th term of an AP is twice the third term. If the first term is 12 , find the common, difference.

A. 6
B. 24
C. 14
D. 42

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Question 5:

The weight Wkg of a metal bar varies jointly as its length L meter and the square of its diameters. if

W = 90

when

d = 3 / 2

and

L = 36

\sqrt{\frac{W}{10 L}}

\sqrt{\frac{7 W}{10 L}}

\sqrt{\frac{10 W}{10 L}}

\sqrt{\frac{71}{10 L}}

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Post Utme Abia State University Mathematics Past Questions and Answers

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