ECAT Pre General Science MCQ Test With Answer for Mathematics Chapter 7

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  D

(x + 3) (x + 4) = x²+ 7x + 12 is ______

• Quadratic equation A
• Linear equation B
• Cubic equation C
• Identity D

A relation in which the equality is true for all values of the unknown is called ______

• An identity A
• An equation B
• A polynomial C
• None of these D

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A fraction in which the degree of the numerator is less the degree of the denominator is called

• Polynomial A
• Proper fraction B
• Rational fraction C
• None D

There are ______ types of rational fraction

• Three A
• Four B
• Five C
• Two D

An open sentences formed by using the sign of equality '=' is called ______

• An identity A
• An equation B
• A polynomial C
• None of these D

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  D

(x + 2)²= x²+ 4x + 4 is

• A linear equation A
• A cubic equation B
• A quadratic equation C
• None D

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  D

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• An expression A
• Rational fraction B
• Equation C
• Identity D

x²+ x - 5 = 0 is

• A polynomial A
• An inequality B
• An identity C
• None D

(x + 2)²= x²+ 4x + 4 is

• A linear equation A
• A cubic equation B
• A quadratic equation C
• None D

x²+ x - 6 = 0 is a conditional equation and it is true for

• 2, 3 A
• 2, -3 B
• -2, -3 C
• -2, 3 D

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  B
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  D

A relation in which the equality is true only for some values of the known is called ______

• An identity A
• An equation B
• A polynomial C
• None of these D

2x = 3 is a conditional equation it is true for

• 2 A
• 3 B
• 3/2 C
• 2/3 D

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To express a single rational fraction as a sum of two or more single rational fractions which are called

• improper fractions A
• Partial fractions B
• mixed form C
• Polynomials D

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  D

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The symbol ______ shall be used both for equation and identity

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  A
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  B
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  C
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  D

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  D

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An equation which hold good for all values of the variables is called

• Identity A
• fraction B
• mixed form C
• Partial equation D

• Improper rational fraction A
• Rational fraction B
• Proper rational fraction C
• None of above D