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XAT 2021 Inequalities — Previous Year Question

Paper

XAT 2021

Section

Quantitative

Topic

Inequalities

Difficulty

Medium

Question

XAT 2021

Find z, if it is known that: a: −y2+x2=20-y^2 + x^2 = 20 b: y3−2x2−4z≥−12y^3 − 2x^2 − 4z ≥ -12 and c: x, y and z are all positive integers

Any integer greater than 0 and less than 24

24

We need one more equation to find z

6

1

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