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MATH QUIZ BOWL - Difficult round Flashcards | StudBud
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MATH QUIZ BOWL - Difficult round
MATH QUIZ BOWL - Difficult round
10 terms
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StudBud Administration
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79 plays
Difficult round - 2 minutes to answer with solution; 5 points each question.
Flashcards
10 cards
F
Practice quiz
P
Host live
L
Questions
10
Answers
1
Divide (10x
2
y
6
z/5xy
6
)
2zx
z2x
x2z
2xz
2
What is Joey’s mean score if his score in math exercises are 100, 97, 98, 88, 94, and 93?
96
97
95
98
3
In how many ways can a student answer a 5-item MCQ that has 3 choices for each item.
729
125
243
15
4
If 2x – 8 + 4y
2
is subtracted from the sum of 3y
2
+ 2 and – 5x
2
+ 2, the result is______.
-4+12x
12-4x
4x+12
– 4x + 12
5
Angle DEF has measure 78. If ray EG is its angle bisector, then the M of angle DEG is equal to.
33
35
38
39
6
Tree casts a 15-m shadow where the angle of elevation of the sun is 35
0
. How tall is the tree?
10 m
11 m
9 m
10.5 m
7
If tan∅=4/5. What is sin∅?
4√41/41
5√41/41
4√40/40
4√40/41
8
What is the equation of the tangent line to the curve 3x
2
at x=5
y=30-75x
y=30-75
y=30x-75
y=75x-30
9
Find the derivative of f(x) = sin 5x -cos x
5x cos 5x + sin x
5 sin 5x + cos x
5x sin 5 + cos x
5 cos 5x + sin x
10
What is the derivative of 2x
2
+1/x-1 =
2x2-4x-1/(x-1)
2x-4x-1/(x-1)
2x2-4x-1/(x-1)2
2x-4x-1/(x-1)2
