EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 4 - Theory of Equation>NDA & NA EE 2019 Paper 1 Mathematics>Q 14

HARD

NDA & NA EE

IMPORTANT

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What are the roots of the equation $|x^{2} - x - 6| = x + 2 ?$

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Important Questions on Theory of Equation

MEDIUM

NDA & NA EE

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 4 - Theory of Equation>NDA & NA EE 2019 Paper 1 Mathematics>Q 15

The equation

p x^{2} + q x + r = 0

(where

p, q, r,

all are positive) has distinct real roots

a

and

b .

Which one of the following is correct?

EASY

NDA & NA EE

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 4 - Theory of Equation>NDA & NA EE 2019 Paper 1 Mathematics>Q 16

If the roots of the equation

x^{2} + p x + q = 0

are

\tan 19 °

and

\tan 26 °,

then which one of the following is correct?

EASY

NDA & NA EE

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 4 - Theory of Equation>NDA & NA EE 2019 Paper 1 Mathematics>Q 17

The number of real roots for the equation

x^{2} + 9 |x| + 20 = 0

is