Terms that have exactly the same variables and powers are known as...
Like Terms
Sevens times the difference of y and a
7(y-a)
If y = 2 and x = -3, evaluate
(y+x)/9
-1/9
2x+3x-x
4x
3xx4xxx
12x
a^10-:a^5
a^5
3(x+8)
3x+24
12x-4x^3
4x(3-x^2)
(6x+8)/2
3x+4
How do you spell my last name?
TRUONG
To replace a variable with a number is known as
Six less than n
n-6
If x = 2, and y = 4, what is the value of 2x-y?
0
a^5+a^5
2a^5
3axxaxxbxxb^4xx3
9a^2b^5
(10x)^0/x^0
1
2x+4(3y+5x)
22x + 12y
Factorise the following expression
3x^2-4x+x^4
x(3x-4+x^3)
(8w+2-4x)/12
(4w+1-2x)/6
How many colours will you find in a regular bag of M&Ms?
6
When we __________, we rewrite an expression such as 4(2k+4) without brackets.
Expand
Describe the following algebraic expression in words
(20-x)/10
The difference of 20 and x is divided by 10
If a = - 4, does the following expression equal to - 4?
a^2/2+4
No
12x-y-x-2y
11x-3y
-a^2bxx-ab^3xx6xx-3
-18a^3b^4
(c^4)^3/(2ac)^2
=c^12/(4a^2c^2)=c^10/(4a^2)
xy - x(y-1)
-2xy+x
Factorise and simplify the following
(-16a^3-4a^4)/(-4a^4)
(-4a^3(4-a))/(-4a^4)=(4-a)/a
(6c^6+2c^2)/(4c^4)
(3c^4+1)/(2c^2)
What was the first toy to be advertised on television?
Mr Potato Head
The opposite to expand is to ____________ .
Factorise
Write an expression for the total cost of attending a movie for x adults and y children, where tickets are $12 per adult and $8 per child.
12x+8y
If a = 2, b = - 5, c = -3, evaluate the following expression.
-a(a-b+c)
-2(2-(-5)-3)
-2(4)
-8
a^2+b^2-5b^2+7
a^2-4b^2+7
Find the expression for the area of this shape.
33xy
1/(a^2)^5-:(3a)^2/(a^3)
1/(a^2)^5xxa^3/(9a^2)=a^3/(9a^12)=1/(9a^9)
-3/5(-2/6b-5/3)
6/30b+15/15
1/5b+1
(-8x^5-12x^4+2x^3)/(-4x^3)-(-3x^3-2x+4)/4
\frac{3x^3+8x^2+14x-6}{4}
(4x^2-8x)/((x-2)
4x
What type of flower was once used as money?
Tulips
A part of an algebraic expression, such as '3x' in 3x+4y-8 is known as an
Algebraic Term
6x - 8a
Is the following statement true?
-b(4-b)+a<c-(-b+a)
If a = - 2, b = 3, c = - 4
-3(4-3)-2<-4-(-(-4)+(-2))
-3(1)-2<-4-(4-2)
-5<-6
FALSE
x(x+y)-5x(x-y)-2yx
x^2+xy-5x^2+5xy-2yx
-4x^2-4xy
The area of the rectangle and square are equal. Find the side length of the square.
20y
(24x-8)/12-:(9x-3)/6
4/3
11x(2.5x+5y-10)
27.5x^2+55xy-110x
Factorise the following expression by taking the negative and fraction out.
-(m^2)/4 +(2m)/2
-1/4m(m-4)
(5xy-15y)/(4x-12)-:(6y^2)/(x+y)
(5(x+y))/(24y)
Which bird can fly backward?
The Hummingbird