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Black Advanced Problems in Mathematics

Exam: Black Advanced Problems in Mathematics
Subject: Mathematics
Chapter: Quadratic Equation

Black Advanced Problems in Mathematics · Mathematics · Quadratic Equation

If a, b are two numbers such that a^2 + b^2 = 7 and a^3 + b^3 = 10...

If

a, b

are two numbers such that

a^2 + b^2 = 7

and

a^3 + b^3 = 10

, then :

Options

AThe greatest value of $|a + b| = 5$
BThe greatest value of $(a + b)$ is $4$
CThe least value of $(a + b)$ is $1$
DThe least value of $|a + b|$ is $1$ .

Correct answer

A. The greatest value of $|a + b| = 5$

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