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Algebra
Algebra
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1
Muhammad ibn Musa al-Khwarizmi
-is the known as the father of Algebra
False
True
2
Subtract the product of a and b from 12
ab -12
a x b - 12
12 - ab
a - b = 12
3
Basics of Algebra cover the simple operation of mathematics (- + / x) involving both a constant as well as
variables
.
True
False
4
The
Golden Rule of Algebra is-
do unto one side of the equation what you do to the other.
False
True
5
You can use algebra to solve everyday problems
True
False
6
Find y, when, y + 15 = 30
-15
-30
15
30
7
These are examples of combinations of like terms 5x - 9x + 6 - 8
True
False
8
The sum of three times a number and 2 less than 4 times that same number is 61. Which equation represents the situation?
4y + 3y - 2 = 61
4n - 2 = 61 + 3n
3x + 4y - 2 = 61
3n + 4n - 2 = 61
9
If n = 6, then 3n + 7 equals ...?
28
16
-21
25
10
The following is an example of a physics equation to solve for a missing value x = x
0
+ v
0
t + 1/2at
2
False
True
11
3a + 4a + 6(4a - 7)
7a + 10a - 7
31a -7
7a + 6(4a -7)
31a - 42
12
5a + 7 = 82
17.8
15
375
15.8
13
When showing the steps as you solve an algebraic equation, you must keep the equals sign in the same place
True
False
14
When combining like terms the equation 2x - 6x + 5 -9
- 8x -4
-8x +14
-4 - 4x
-4x -4
15
Simplifying an expression means to...?
solve the equation
multiply all of the values
combine all of the missing values
combine all of the missing and numerical values
16
The difference between x and 5 is 39
-x + 5 = 39
x - 5 = 39
x + 39 = 5
x- 39 = 5
17
There are arithmatic patterns in algebra
False
True
18
Algebraic equations help us solve for unknown values
False
True
19
Using distributive property the following expression 2(5x - 3) could be explained as
(5x) (2 x (-3)
(5x) - (2 x 3)
(2 x 5x) - (2 x 3)
(2x) x 5x - (2 x 3)
20
Simplified 5x
2
+ 6x + 7x
2
?
18x2
12x2
12x2 + 6x
12x2 + 13x2
21
The constant in the follwing expression is...? 5x -7y( 9y+ 3y) + 4 =
12y
4
5x
7y
22
Distributive property means...?
add all values in the expressions
multiply all values in the expressions
remove all of the missing values in the expression
subtract all values in the expression
23
E = mc
2
is the formula for calculating...?
energy equals mas times the molecules in carbon squared
energry equals mass times the constant squared
energy equals mass squared
energy equals mass times the speed of light squared
24
In algebra you must single out the missing value
False
True
25
We need to add, subtract, multiply and divide to get rid of the nubers around the missing value
True
False
26
The following phrase should be written as...? The cube of 5x minus 7
7- 5x2
5x2 - 7
7 - 5x3
5x3 - 7
27
These are examples of unlike terms 16x - 16y - 6
False
True
28
Order of operations does not apply when solving algebraic equations
True
False
29
7xy means...?
multiply xy times 7
you cannot solve this because y does not have a value
use distributive property to add 7, x and y
multiply the variable x by the variable y and multiply the whole thing by 7
30
E = mc
2
is the most well known algebraic equation
True
False
31
algebraic expressions...
cannot be solved when the unknown variable is 7
have only one unknown variable
are not solvable unless you know the value of x
can have more than one unknown variable
32
Find x, when, 9x = 63.
7
-8
54
72
