The graph shows the parabolic path of a grappling hook thrown from the roof of one building to another building, where y is the height (in feet) and x is the horizontal distance traveled (in feet). (a) Write an equation of the parabola. (b) The hook lands on the roof of the second building 60 feet from the first building. What is the height of the second building to the nearest foot? 70 60- (40, 50) 50 40 30 Height (feet)
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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