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SAT Math Concept Review
Simplify x^3x^4
How do you write 5% as a decimal?
SAT Math Concept Review
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Answers
1
How do you write 5% as a decimal?
5.0
0.5
0.05
0.50
2
Simplify x^3x^4
x^{12}
x^{-1}
x^7
2x^7
3
Which of these data sets has a larger standard deviation?
Set B
Set A
4
What kind of transformation occurs in the graph y=\left(x-3\right)^2+7?
Right 3 and down 7
Left 3 and down 7
Left 7 and down 3
Right 3 and up 7
5
In y = mx + b, which letter refers to the slope or rate or change?
y
b
x
m
6
If you decrease an amount by 30%, what could you multiply by to get the new amount?
1.30
0.30
0.70
1.70
7
How ready are you to take the SAT this week?
Worse than I was 6 weeks ago
A little better than I was 6 weeks ago
A lot better than I was 6 weeks ago
The same as I was 6 weeks ago
8
How many degrees are in a triangle?
180
270
360
90
9
Which formula would you use to find the slope of this line?
\frac{x_2-x_1}{y_2-y_1}
y = mx + b
\frac{y_2-y_1}{x_2-x_1}
\frac{-b\pm\sqrt{b^2-4ac}}{2a}
10
What is i^2 equivalent to?
1^2
\sqrt{-1}
-1
1
11
What is i equivalent to?
\sqrt{-1}
1
1^2
\sqrt{1}
12
What is the b in y=mx+b for this line?
-2
1/3
2
-5
13
Simplify (x + 3)
2
x2 + 6x + 9
x2-9
x2 - 6x + 9
x2+9
14
What is 2\pi in degrees?
90
360
180
270
15
Rewrite x^{\frac{5}{4}} as a radical.
x^9
x^1
\sqrt[5]{x^4}
\sqrt[4]{x^5}
16
What is the median of these numbers?
6
5 and 7
5
7
