Think Mathy

Subtract -5 from +5

An infinite geometric series is convergent if
A) |r| ≤ 1
B) |r| < 1
C) |r| < 2
D) |r| > 1

For a set A and the universal set U, A ∩ Ac =
A) A
B) Ac
C) φ
D) U

𝙏𝙝𝙚 𝙧𝙖𝙩𝙞𝙤 𝙤𝙛 𝙖 𝙖𝙣𝙙 𝙗 𝙞𝙨 𝙬𝙧𝙞𝙩𝙩𝙚𝙣 𝙖𝙨 𝙖 : 𝙗 𝙤𝙧:

𝘼. 𝙗 : 𝙖
𝘽. 𝙗/𝙖
𝘾. 𝙖/𝙗
𝘿. 𝙖𝙗

The product of the roots of the equation 5x² – x + 2 = 0

A) 5/2
B) – 5/2
C) 2/5
D) –2/5

The set {{a,b}} is

A) infinite set
B) singleton set
C) empty set
D) two point set

Topology

Topology is a branch of Geometry that deals with specific properties of Geometric shapes that stay the same, no matter how much the shapes are bent, stretched or deformed.

Simplify the following:
(1 + i)⁴

The common endpoint of two rays is called

A) Radian
B) Degree
C) Vertex
D) None of these

Every metric space is also a pseudo metric space.

A) True
B) False

If A ⊆ B and B ⊆ A, then:
A) A = Φ
B) A = B
C) B = Φ
D) A ∩ B = Φ

A clockwise rotation produces a:

A) Positive Angle
B) Negative Angle
C) Complementary Angle
D) Supplementary Angle