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Duplicate of SAT Math
Duplicate of SAT Math
20 terms
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#math #SAT no calc
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
If (1/2)x + (1/3)y = 4, what is the value of 3x + 2y?
12
24
16
36
2
Which of the following has x-intercepts at -3, -1, and 1?
f(x)=(x-1)(x+1)(x+3)
f(x)=(x-3)(x-1)(x+1)
f(x)=(x+1)2(x+3)
f(x)=(x-3)(x-1)2
3
All of the following are Pythagorean triples EXCEPT:
(3,4,5)
(6,9,15)
(5,12,13)
(7,24,25)
4
Which of the following is equivalent to 3(2x+1)(4x+1)?
24x2+3
45x
18x2+6
24x2+18x+3
5
sum of interior angles of a polygon=
n*180
(n-2)*180
(n+3)*6
360
6
What is the radius of the circle represented by (x-12)
2
+(y+6)
2
=15 ?
6
7.5
√15
15
7
sine =
adjacent/hypotenuse
opposite/adjacent
opposite/hypotenuse
hypotenuse/adjacent
8
2/(a-1) = 4/y where y≠0 and a≠1 , what is y in terms of a?
y=.5a+1
y=2a-4
y=2a-2
y=2a-.5
9
Complete the square: x
2
+6x-15
(x-3)2+16
(x+3)2-6
(x+3)2-24
(x-3)2-15
10
If x
2
+14x=51 and x>0, what is the value of x+7?
12
10
5
50
11
x
3/4
= ?
√x
x(1/4)*x(3/2)
1/(x3/4)
∜x3
12
If (t+5)/(t-5) = 10 , what is the value of t?
5
45/11
11/2
55/9
13
sum of exterior angles of a polygon=
Sum of interior angles/n
180n
360
(n-2)*180
14
tangent = ?
adjacent/hypotenuse
opposite/adjacent
opposite/hypotenuse
adjacent/opposite
15
If (a-b)/b = 3/7 , which of the following must be true?
a/b = -(4/7)
(a+b)/b = 10/7
a/b = 10/7
(a-2b)/b = -(11/7)
16
cosine=
opposite/hypotenuse
hypotenuse/opposite
opposite/adjacent
adjacent/hypotenuse
17
Which of the following is equal to (14-2i)(7+12i)? (Note: i=√-1)
122+154i
74
122
74+154i
18
Which of the following represents a line parallel to the line y=-3x+4?
x+3y=1
3x-y=7
6x+2y=15
2x-3y=6
19
Write the expression for the volume of a thick crust pizza with height "a" and radius "z".
lol what
pi*z*z*a
idk
π(z)2a?????
20
Area of equilateral triangle=
(s√2)/2
s/3
(s2√3)/4
(√s-2)*6
