19 ? 20 symbols check all that apply
Answers
Answer:
Symbol What it is How it is read How it is used Sample expression
+ Addition sign
Logical OR symbol ... plus ...
... or ... Sum of a few values
Logical disjunction 3 + 5 = 8
¬(A + B) = ¬A * ¬B
* Multiplication sign
Logical AND symbol ... times ...
... and ... Product of two values
Logical conjunction 3 x 5 = 15
¬(A * B) = ¬A + ¬B
x Multiplication sign ... times ... Product of two values 3 x 5 = 15
· Multiplication sign ... times ... Product of two values 3 · 5 = 15
summation sign The summation of ... Sum of many or
infinitely many values
Integral sign The integral of ... integration x2 dx = x3/3 + c
Double integral sign The double integral of ... integration f(x,y) dx dy
Triple integral sign The triple integral of ... integration f(x,y,z) dx dy dz
Line integral sign The line integral of ... integration F dx
Surface integral sign The surface integral of ... integration F(x,y,z) dx dy
- Subtraction sign
Minus sign ... minus ...
Negative... Difference of two values,
negative number 3 - 5 = -2
± Plus/minus sign ... plus or minus ... Expression of range,
error, or tolerance 500 kbps ± 10%
dot product sign ... dot ... Scalar (dot) product
of two vectors A B = B A
x Cross product sign ... cross ... Vector (cross) product
of two vectors A x B = - (B x A)
Product sign The product of ... Product of three up to
infinitely many values
^ Carat ... to the power of ... exponent 2 ^ 5 = 32
! Exclamation ... factorial Product of all positive
integers up to a
certain value 5! = 120
Surd ... root of ... Algebraic expressions z = (x + y)
Square root symbol The square root of ... Algebraic expressions
... Continuation sign ... and so on up to ...
... and so on indefinitely Extension of sequence S = {1, 2, 3, ...}
/ Slash ... divided by ...
... over ... Division 3/4 = 0.75
÷ Division sign ... divided by ... Division 3 ÷ 4 = 0.75
Percent symbol ... percent ... Proportion 0.032 = 3.2
Per mil symbol ... per mil ... Proportion 0.032 = 32
: Colon,
ratio sign ... is to ...
... such that ...
... it is true that ... Division or ratio,
symbol following
logical quantifier or
used in defining a set 2:4 = 20:40
x : x > 4 and x < 5
x : x < 0 or x > -1
S = {x : x < 3}
| Vertical line ... such that ...
...it is true that ... Symbol following
logical quantifier or
used in defining a set x | x > 4 and x < 5
x | x < 0 or x > -1
S = {x | x < 3}
:: Double colon ... averaged with ... arithmetic mean 3 :: 11 = 7
lemniscate ... infinity
... increases without limit Infinite summations
Infinite sequence
Limit x : x <
Step-by-step explanation: