If x < 0 and y < z then _____?
- xy ≤ yz
- xy ≤ yz
- xy < yz
- xy > yz
Explanation
Given x < 0 and y < z:
When multiplying both sides of y < z by x, the inequality sign flips because x is negative:
xy > xz
Related MCQs
- 10 and 30
- 15 and 25
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- 12 and 28
اس سوال کو وضاحت کے ساتھ پڑھیں
- (t² + 4)(t - 2)(t - 2)
- (t² - 4)(t² - 4)
- (t² + 4)(t + 2)(t - 2)
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- +4
- -4
- +16
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
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