Geometry
What is the formula of an area of a square?
a. A=s2
b. A=6a2
c. A=4s
d. A=a3
a. A=s2
What is the total angle of a two supplementary angles
a. 90
b. 180
c. 270
d. 360
b. 180
What is PEMDAS?
Parenthesis, Exponent, Multiplication, Division, Addition, and Subtraction
What does this symbol "θ" called?
a. Delta
b. Alpha
c. Beta
d. Theta
d. Theta
What are the measures of central tendency?
a. mean
b. median
c. mode
d. All of the above
d. All of the above
What is the formula for the volume of a cone
a. V=1/2hπr²
b. V=1/3hπr²
c. V=πr²h
d. a3h/3
b. V=1/3hπr²
What is a rectangular array where numbers or elements are arranged in rows and columns?
Matrices
What is the smallest prime number?
a. 0
b. 1
c. 2
d. 3
c. 2
What is the formula for the sine of an angle in a right triangle?
a. sinθ =opposite/hypotenuse
b. sinθ =adjacent/hypotenuse
c. sinθ =hypotenuse/opposite
D. sinθ =hypotenuse/adjacent
a. sinθ =opposite/hypotenuse
Solve this problem:
5!
a. 5
b. 25
c. 100
d. 120
d. 120
What formula from pythagorean theorem should be used if we are looking for the hypotenuse
c2 = a2+b2
Simplify this algebraic expression using distributive property
3(9-12)
-9
Solution
= 3(9-12)
=27-36
=-9
Choose to the following which is an irrational number
a. 6/6
b. -5
c. √6
d. 3.78
c. √6
What is SOHCAHTOA?
Sine=opposite/hypotenuse
Cosine=adjacent/hypotenuse
Tangent=opposite/adjacent
Formula for Permutation without repetition
a. P(n,r) = n!/(n-r)!
b. P = nr
c. nPr = n!/r! (n-r)!
a. P(n,r) = n!/(n-r)!
What is the formula for distance of a circle?
a. d = √(x−h)2+(y−y1)2
b. d = (x1+x2)/2, (y1+y2)/2
c. d = (x2−x1)2+(y2−y1)2
d. d = √(x2−x1)2+(y2−y1)2
d. d = √(x2−x1)2+(y2−y1)2
Solve this Inverse function
f(x) = (7x+5)/2
a. y = 2x+5/7
b. y = 5x-2/7
c. y = 2x-7/5
d. y = 2x-5/7
d. y = 2x-5/7
Solve the problem and simplify.
23/7 x 9/4
a. 207/27
b. 7 11/27
c. 7 11/28
d. 207/28
c. 7 11/28
What are the opposites of SOHCAHTOA?
CHOSHACAO
cosecant = hypotenuse/opposite
secant = hypotenuse/adjacent
cotangent = adjacent/opposite
What is the probability of getting a face card in a deck of cards
a. 1/3
b. 3/13
c. 2/12
d. 1/2
b. 3/13
What are the 4 types of Conic sections?
Circle, Ellipse, Parabola, Hyperbola
Simplify this algebraic expression and arrange in descending order by degree and alphabetical order
6(x-4y)+2x(5+9y)-3y
18xy+16x-27y
Which of the following is an example of associative rule of multiplication?
a. x3(2x4⋅x) = (x3⋅2x4)x
b. (x4-2x) 3x = 3x(x4-2x)
c. a(b+c) = (a⋅b)+(a⋅c)
a. x3(2x4⋅x) = (x3⋅2x4)x
What are the formula for sinx in reciprocal identities?
a. sinx = 1/cscx
b. sinx = 1/secx
c. sinx = 1/cotx
a. sinx = 1/cscx
What is the formula for Pearson's r?
a. r = [n(Σxy) − ΣxΣy]/√[n(Σx2) − (Σx)2][n(Σy2) − (Σy)2]
b. r = [(Σy)(Σx2)-(Σx)(Σxy)]/[n(Σx2) − (Σx)2]
c. r = [n(Σxy)-(Σx)(Σxy)]/[n(Σx2) − (Σx)2]
a. r = [n(Σxy) − ΣxΣy]/√[n(Σx2) − (Σx)2][n(Σy2) − (Σy)2]