stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Grade 9- Algebra basics Flashcards | StudBud
Explore
/
Grade 9- Algebra basics
Grade 9- Algebra basics
17 terms
·
StudBud Administration
·
92 plays
Algebra basics
Flashcards
17 cards
F
Practice quiz
P
Host live
L
Questions
17
Answers
1
In 5x
3
+ x
2
y
3
z - z
2
- 13, the constant term is 13
False
True
2
2 \times 2
n
=
4n
2n+1
22n
4n
3
\frac{1}{4}\div\frac{1}{4}=
\frac{2}{8}
\frac{1}{16}
\frac{1}{8}
1
4
What is the degree of this expression in terms of y: \frac{2}{3}-5x
4
y+6y
5
-x
2
y
3
4
\frac{2}{3}
3
5
5
Complete the sequence; 1 ; 5 ; 12 ; 22 ; ...
35
32
12
40
6
\sqrt[3]{-\left(4^2\right)\left(4\right)}=
-64
4
\sqrt[3]{16}
- 4
7
The sum of a square of a number and twice the same number
2y+4x
x2+2y
x2+2x2
y2+2y
8
2x
2
and -5x
2
are unlike terms because of the negative sign
False
True
9
2
-x
is the same as
-2x
2\times-x
\frac{1}{^{2^x}}
\frac{-x}{2}
10
y
x
\timesx
y
= y
x+y
True
False
11
2m
2
+ 3m - 4 = 5m
3
- 4
True
False
12
Subtract x
2
+ 5x from 2x
2
- x can be written as;
2x2 - x - ( x2 + 5x)
x2 + 5x - 2x2 - x
x2 + 5x - ( 2x2 -x)
2x2 - x - x2 + 5x
13
a
2
+ 4 = 4a
2
False
True
14
2
3
6
2x3
8
23
15
\sqrt{x^{36}}= x^6
False
True
16
1 ; ___ ; 9 ; 16
6
5
4
3
17
3x -2x(x - 1) =
x( x - 1) = x2 - x
3x - 2x2 + 2x = 5x - 2x2
x ( x - 1 ) = x2 + 1
3x -2x2 - 2x = x -2x2
