C-01-Q063mediumsingle_mcq

For any real $a$ , $a + (-a)$ equals—

$-a$ is the additive inverse of $a$ , so by definition their sum is the additive identity $0$ . This holds for every real number.

63/149

এই অধ্যায়ের আরও প্রশ্ন

C-01-Q064For any nonzero real , equals—
C-01-Q065If are real, which of the following is always true?
C-01-Q066If are real and , then compared with is—
C-01-Q067If and , then compared with is—
C-01-Q068If and , then compared with is—
C-01-Q069When is added to the product of four consecutive natural numbers, the result is—
C-01-Q070equals—
C-01-Q071equals—
C-01-Q072If are four consecutive natural numbers, which of the following is a perfect square?
C-01-Q073

2 a