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30 Cards in this Set
- Front
- Back
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the inverse operation of raising to a power is called taking the ____
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root
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any root of 1 is ___
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1
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1 raised to any power equals ___
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1
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if we write a little number 4 and then the square root sign then 16 = 2. what is the
16 called, what is the 4 called, what is the 2 called |
16 radicand
4 index 2 root |
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what is the square root sign called
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radical sign
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if the index number is not written it is understood to be a
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two
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if we write a little number 4 and the the square root sign then 16=2.what is the whole expression called
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radical expression or just a radical
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what are the 4 orders of operation
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1. simplify within the symbols of inclusion.
2. simplify exponents and roots 3. multiply and divide in order from left to right. 4. add and subtract in order from left to right |
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parentheses are called
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symbols of inclusion
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when there is no plus or minus sign between parentheses or when there is no plus or minus sign between a number and parentheses what does this indicate
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multiplication
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1. simplify within the symbols of inclusion.
2. multiply and divide in order from left to right. 3. add and subtract in order from left to right |
order of operation
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what word is used to describe a space or a solid that has depth as well as lenght and width
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volume
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what is an object that has six identical square faces
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cube
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we call a geometric figure that occupies a space a
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geometric solid
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we call the region on which we stack cubes a
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base
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the sides of a solid go straight up from a base to a uniform height, the sides make a right angle where they contract the base,we call these geometric solids what
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right geometric solids or just right solids
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volume of right solid =
______ x _____ |
area of base x height
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when we multiply a number by a positive power of 10, we move the
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decimal point to the right, the number of places indicated by the exponent
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when we write a number this way
0.34 x10 to the 2nd power=34 we call this special way |
scientific notation
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when we multiply a number by a negative power of 10, we move the
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decimal point to the left, the number of places indicated by the exponent
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the latin work for by is _____ and the word for one hundred is _______. we put these words together in english to form the word _____
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by is Per
one hundred is CENTUM put together is PERCENT |
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A ______is a comparison of two numbers. We write it as a fraction
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ratio
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when we write an equation that consist of two ratios connected by an equals sign like, (3/4=6/8)
we say the we have written a --------- |
proportion
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we find if helpful to note that the ______ _______ of a true proportion are equal to each other.
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cross products
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the cross product can be found by multiplying the upper term (numerator) of one ration by the lower term (denominator) of the other ratio. We call this process ____ _____
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cross multiplication
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when one part of a proportion is a variable, the proportion is a _____ _______
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conditional proportions or conditional equations
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whenever you see the equation DISTANCE=RATExDISTANCE the rate used has time on the bottom(denominator). This rate is called the _____
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speed
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Whenever you see the equation TIME=RATExDISTANCE
the rate with time in the numerator, we can ______ to find the ____ required. |
MULTIPLY
TIME |
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Jimmy can drive 60 miles in 1 hour. what are the two ratios that this statement give us
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60 miles/1 hour
and 1 hour/60miles |
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60 miles/1hour If you want to know how far you could drive in 2 hours how would you write the equation
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DISTANCE= 60/1hr X 2hrs
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