Which of the following is an example of quadratic expression?

• 4x + 5 = 6

• – 5x² + x – 6

• 4x² + 6x – 9 = 0

• 2y – 5

What kind of numbers are the solutions to the equation x(x+8)=4(2x-3)?

• whole

• imaginary

• rational

• irrational

Which is the next term in the sequence 3, 9, 15, 21, 27, ...?

• 30

• 33

• 36

• 39

What is the sequence in terms of the number of elements when {1, 2, 3, 4} is the given set?

• infinite sequence

• infinite series

• infinite set

• finite sequence

Which of the following invertebrates is similar to the human eye?

• spider

• squid

• crab

• fly

Which part of the brain controls breathing?

• cerebrum

• cerebellum

• medulla oblongata

• cortex

Which type of element tends to lose electron/s during ionic bonding?

• Metal

• Metalloid

• Non-metal

• Noble gas

It is the tendency of an object to maintain its state of rest or of uniform motion in a straight line.

• Force

• Inertia

• Acceleration

• Velocity

What type of connector is "therefore"?

• Addition

• Comparison

• Result

• Example

What is the correct pronunciation for "Geographic”?

• GEOgraphic

• GeoGRAPHic

• GeographIC

• GEOgraphIC