Evaluate the trigonometric expression using sum and difference formulas.
Eighty and 15 hundredths in decimal notation
1 answer:
You might be interested in
The value of b and c is 4 and 7.
<h3>What is algebra?</h3>Algebra is the part of mathematics in which letters and other general symbols are used to represent numbers and quantities in formulae and equations.
Algebra is divided into different sub-branches such as elementary algebra, advanced algebra, abstract algebra, linear algebra, and commutative algebra.
Elementary algebra: elementary algebra, branch of mathematics that deals with the general properties of numbers and the relations between them. Algebra is fundamental not only to all further mathematics and statistics but to the natural sciences, computer science, economics, and business.
From the given question,
This expression can also be written in the form of
We will convert to the required form:
Hence,
From the above equation we get the value of b and c is 4 and 7.
Learn more about algebra here:brainly.com/question/17260216
#SPJ1