Duplicate of Math 2 Review #2

Question 1

set of all input values (X coordinates)

Accepted Answer

domain

Question 2

application of exponential decay, the time it takes for one half of a substance to decay

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half life

Question 3

the expression under a radical sign √

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radicand

Question 4

Exponential decay: when a quantity decreases by the same rate in each time period

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y=a(1-r)t

Question 5

2 angles whose measures have a sum of 90°

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complementary

Question 6

The highest or lowest point of the parabola is called the

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vertex

Question 7

The graph of a quadratic function is a

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parabola

Question 8

When you switch the x and y values, reflect over y=x

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inverses

Question 9

segments that have the same length

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congruent segments

Question 10

a set of pairs of input and output values

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relation

Question 11

find the biggest term that divides evenly into each term

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GCF (Greatest Common Factor)

Question 12

line that divides a parabola into 2 parts that are mirror images

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axis of symmetry

Question 13

2 angles whose measures have a sum of 180°

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supplementary angles

Question 14

point where the line crosses the X axis

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x intercept

Question 15

Properties of Quadratics: when a > 0 then the parabola opens:

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upward

Question 16

Which formula would you use to find the LENGTH of a line segment?

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distance formula

Question 17

2 lines that intersect, form four 90° angles

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perpendicular lines

Question 18

point where the line crosses the Y axis

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y intercept

Question 19

Exponential growth (increases at same rate in each period)

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y= a(1 +r)t

Question 20

set of all output values (y-coordinates)

Accepted Answer

range

Questions 20