Basic Mathematics-Algebra (KVPY Stream-SA (Class 11) Math): Questions 14 - 17 of 17

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Question number: 14

» Basic Mathematics » Algebra » Simplifying Expressions

MCQ▾

Question

If the system of equations: Equation has no solution, then the value of k is –

Choices

Choice (4) Response

a.

2

b.

3

c.

1

d.

4

Question number: 15

» Basic Mathematics » Algebra » Solutions to Equations

MCQ▾

Question

Let α, β, γ, θ be real numbers such that Equation , Equation and Equation . Then the set of all possible values of Equation is –

Choices

Choice (4) Response

a.

Equation

b.

0

c.

86

d.

Equation

Question number: 16

» Basic Mathematics » Algebra » Solutions to Equations

MCQ▾

Question

Roots of equation: Equation are –

Choices

Choice (4) Response

a.

-7, -6

b.

-5, 3

c.

-7, -4

d.

7, 6

Question number: 17

» Basic Mathematics » Algebra » Simplifying Expressions

MCQ▾

Question

Let Equation be non-zero real numbers. Which of the following statements about the quadratic equation Equation is necessarily true?

(i) It has at least one negative 1

(ii) It has at least one positive 1

(iii) Both roots are negative

(iv) Both roots are positive (Model paper)

Choices

Choice (4) Response

a.

(i) and (iv) only

b.

(i) only

c.

(i) and (ii) only

d.

(ii) and (iii) only

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