Competitive Exam

Algebra question bank (Quantitative Aptitude)

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Q1.

The number of real roots of the equation ${e^{\sin x}} - {e^{-\sin x}} - 4 = 0$ is:

(A)

$1$

(B)

$2$

(C)

Infinite

(D)

None

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Q2.

The number of real solutions of the equation $|x^2 + 4x + 3| + 2x + 5 = 0$ is:

(A)

$1$

(B)

$2$

(C)

$3$

(D)

$4$

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