Percentage
A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.
Algebraic Expressions
In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.
Numbers
Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.
Subtraction
Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.
Addition
Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.
simplify
![The image contains a mathematical expression involving trigonometric functions. The expression is:
\[
\frac{\cos\theta}{\sin\theta} + \frac{\sin\theta}{\cos\theta}
\]
This expression involves the cosine and sine functions of an angle \(\theta\). It can be further simplified or used in mathematical problems involving trigonometric identities.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F67313b3c-dcaa-474c-85b4-cf2f5b985566%2F93b5ddf4-6a88-4558-a976-ea3b10d20f07%2Fevk0g8_processed.jpeg&w=3840&q=75)
Step by step
Solved in 2 steps with 2 images
