Q3 Prep 3 Algebra Question Bank

a) The solution set of the two equations: \( x + y = 0 \), \( y - 5 = 0 \) in \(\mathbb{R} \times \mathbb{R}\) is ......

a) \(\{(-5, 5)\}\)

b) \(\{(5, -5)\}\)

c) \(\{(5, 5)\}\)

d) \(\{(-5, -5)\}\)

a

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b) The solution set of the two equations: \( x + 3y = 4 \), \( 3y + x = 1 \) in \(\mathbb{R} \times \mathbb{R}\) is ......

a) \(\emptyset\)

b) \(\{(1, 1)\}\)

c) \(\{(0, \frac{1}{3})\}\)

d) \(\{(0, 0)\}\)

a

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c) The two straight lines: \( 3x = 7 \), \( 2y = 9 \) are ......

a) parallel.

b) coincident.

c) intersecting and not perpendicular.

d) perpendicular.

d

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d) The two straight lines representing the two equations: \( x + 5y = 1 \), \( x + 5y - 8 = 0 \) are ......

a) parallel.

b) coincident.

c) perpendicular.

d) intersecting and not perpendicular.

a

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