Save guides, add subjects and pick up where you left off with your BBC account. Algebra uses letters and symbols in the place of numbers and can be used to simplify expressions. Algebraic notation ...

Diagram 1: This diagram shows all squares on the chessboard identified by their coordinates. You would notice along the sides of the board there are letters and numbers. They are used to identify ...

WITH reference to Mr. Davison's letter in NATURE (vol. xxxiv. p. 571), I wish to point out that the subject of algebraic notation, not only for kinship, but for kinship and affinity, has been pretty ...

We have attempted to investigate whether 3 cognitive components of language proficiency--metalinguistic awareness of symbol, syntax, and ambiguity--are associated with students' success in learning ...

A formula is a rule that links variables and can be written using mathematical symbols. Substitute the given values for the length of one side (12) and the number of sides (5). Follow the formula ...

BLOOMINGTON, Ind. -- Graspable Inc., an Indiana University-related startup, has received a two-year, $900,000 SBIR Phase II grant from the U.S. Department of Education's Institute of Education ...

MR. F. GALTON has described two systems of kinship notation: one in his work on “Hereditary Genius,” pp. 50–53; the other in a letter to NATURE, vol. xxviii. p. 435. I propose to indicate here the ...