ARTICLES

A plus sign (+) on an at-home pregnancy test indicates a pregnant result, whereas a minus sign (-) indicates a not pregnant result. These results appear in a clear window on the testing stick. The instructions, included ...

www.reference.com/world-view/plus-minus-signs-indicate-pregnancy-test-2ae6757d23c0006a

You can zoom in and out on Google Maps by using the plus and minus signs in the bottom right of the screen or dragging the slider up or down. Alternately, you may use the plus and minus keys on your keyboard.

www.reference.com/article/use-zoom-feature-google-satellite-maps-9bd87f5a2de8dcb6

Modern mathematical symbols originate several hundred years in the past, as far back as 700 years ago. An early example is the plus sign, which was used to mean "and" in a text made by a French mathematician.

www.reference.com/article/origin-mathematical-symbols-b18284b300d36698

SIMILAR ARTICLES

According to the American Pregnancy Association, a blood pregnancy test can detect pregnancy 7 to 12 days after conception occurs, while a urine pregnancy test can detect a pregnancy approximately two weeks after concept...

www.reference.com/world-view/soon-can-woman-tell-she-pregnant-2f6efd6456760d4c

A positive or reactive test result for the hepatitis B core antibody test indicates a past or present infection, according to the Hepatitis B Foundation. False positives are also possible with this test.

www.reference.com/world-view/positive-result-indicate-hepatitis-b-core-test-3f6578930f64b54d

According to Med-Health.net, one visible line on a pregnancy test means the test is negative and that the woman is not pregnant. Two visible lines mean the test is positive and the woman is pregnant.

www.reference.com/world-view/one-line-pregnancy-test-mean-d39f63390bb832f9

An invalid pregnancy test occurs when the patient does not see any visible line in the pregnancy test kit after completing the test, according to Early-Pregnancy-Tests.com. The result is neither positive nor negative, an...

www.reference.com/world-view/invalid-pregnancy-test-e78c2d00e2685210