Which of the following statements is always true? - ProProfs
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Which of the following statements is always true?



A. |(a+b)^2| < |a^2| + |b^2|
B. |a^2 + b^2| > (a+b)^2
C. |a^2 + b^2| >= |a+b|^2
D. |a^2 + b^2 - 1| <= |a^2| + |b^2|
E. |a + b^2| > |a^2 - b|

This question is part of SAT Math Questions
Asked by Wyatt Williams on Feb 06, 2017

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3 Answers

tuan.l.v.a..

Tuan.l.v.a..

Answered on Jul 09, 2019

I think the answer must be A this time :))

 Reply

John Adney

John Adney

Answered on Jun 25, 2017

It's not true! Use a=0.1 and b=0.2, statement D is uncorrect in this case.

 Reply

John Smith

John Smith

Answered on Feb 06, 2017

|a^2 + b^2 - 1|
 Reply

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