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.
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![A car traveling at 100 km/h skids 50 m after its brakes are suddenly applied.
Set up a differential equation model and solve it.
(a) Under the assumption that the braking system provides constant deceleration,
determine that deceleration.
(b) How long does it take for the car to come to a complete stop?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F45e17c42-e720-47c0-b51f-8a824e5c4edf%2Ff248414e-c428-42da-a2ac-6dbdb17780cd%2Fk0q4s7e_processed.jpeg&w=3840&q=75)
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