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# FAQ: Online Engineering Math Test Practice and Preparation Tests p. 5

Practice "Online Engineering Math Test Practice and Preparation Tests" quiz PDF to solve mathematics courses worksheet 5 for gre mathematics certification. Online engineering math test practice and preparation tests to solve engg math quiz with answers for job placement test.

"Cosine and sines trigonometric systems are" Multiple Choice Questions (MCQ) with choices at 30°, orthogonal, at 360°, and at 240° for undergraduate engineering schools. Learn fourier analysis questions and answers with free online certification courses for undergraduate engineering schools.

## Quiz on Online Engineering Math Test Practice and Preparation Tests Worksheet 5

Online Engineering Math Test Practice and Preparation Tests

MCQ: Cosine and sines trigonometric systems are

1. orthogonal
2. at 30°
3. at 360°
4. at 240°

A

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MCQ: A circle with a radius of one is called

1. binary circle
2. unit circle
3. bit circle
4. pin circle

B

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MCQ: If in a real square matrix A, transpose of A gives the inverse of A , matrix is called

1. orthogonal
2. identity
3. skew symmetric
4. symmetric

A

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MCQ: In z=r(cosθ+isinθ), θ is called

1. absolute value
2. primary value
3. secondary value
4. argument

D

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MCQ: Matrix which is a square matrix whose transpose equals its negative is called

1. symmetric matrix
2. skew symmetric matrix
3. augmented matrix
4. triangular matrix

B