SSC CHSL(10+2) TIER 1 COMBINED HIGHER SECONDARY LEVEL ONLINE EXAM 2019 LDC/DEO/PSA>Chapter 44 - Elementary Algebra>Practice Exercise>Q 21

EASY

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IMPORTANT

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If $\frac{a}{3} = \frac{b}{2}$ , then value of $\frac{2 a + 3 b}{3 a - 2 b}$ is:

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Important Questions on Elementary Algebra

MEDIUM

NRA CET - Graduate Level

IMPORTANT

SSC CHSL(10+2) TIER 1 COMBINED HIGHER SECONDARY LEVEL ONLINE EXAM 2019 LDC/DEO/PSA>Chapter 44 - Elementary Algebra>Practice Exercise>Q 22

If

x = \frac{4 a b}{a + b}, (a \neq b),

the value of

\frac{x + 2 a}{x - 2 a} + \frac{x + 2 b}{x - 2 b}

is:

EASY

NRA CET - Graduate Level

IMPORTANT

SSC CHSL(10+2) TIER 1 COMBINED HIGHER SECONDARY LEVEL ONLINE EXAM 2019 LDC/DEO/PSA>Chapter 44 - Elementary Algebra>Practice Exercise>Q 23

If

x = b + c - 2 a, y = c + a - 2 b, z = a + b - 2 c,

then the value of

x^{2} + y^{2} - z^{2} + 2 x y

is: