Math - 2019-20

T.5 - Trigonometric Identities

       T.5  The student will verify basic trigonometric identities and make substitutions, using the basic identities.


Adopted: 2016

BIG IDEAS

UNDERSTANDING THE STANDARD

2016 VDOE Curriculum Framework - T.5 Understanding

·  Trigonometric identities can be used to simplify trigonometric expressions, equations, or identities.

·  Trigonometric identity substitutions can help solve trigonometric equations, verify another identity, or simplify trigonometric expressions.

ESSENTIALS

The student will use problem solving, mathematical communication, mathematical reasoning, connections, and representations to

·  T.51  Use trigonometric identities to make algebraic substitutions to simplify and verify trigonometric identities. The basic trigonometric identities include

  reciprocal identities;

  Pythagorean identities;

  sum and difference identities;

  double-angle identities; and

–  half-angle identities.


KEY VOCABULARY

Updated: May 29, 2018