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MCR 3U1 Ch 5,6,8 Review Flashcards | StudBud
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MCR 3U1 Ch 5,6,8 Review
MCR 3U1 Ch 5,6,8 Review
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1
If tanx=4/3 and x lies in the third quadrant, which is the correct ratio for cosx?
- 4/5
4/5
3/5
- 3/5
2
Trig identities
cos2(x)
1-csc2(x)
1-cos2(x)
3
Which of the following sinusoidal functions has the lowest minimum?
y=2sin(2x+3)-7
y=1/2sin(4x)-5
y=-4sin(x+2)+5
y=3sin(2x-5)+8
4
Simple Interest makes more money than Compound Interest
True
False
5
Compound Interest
1266
1437
7031
907
6
Trigonometry
5/13
13/5
5/12
12/13
7
Which functions, if any, are periodic?
Both
Neither
Blue
Red
8
Find the simple interest paid.
393.7
392
4200
42
9
Which of the following functions has the longest period?
y = 2 sin(0.5x) - 11
y = 8 cos(2x) - 4
y = 6 sin(3x) + 20
y=\cos\left(\pi x\right)-13
10
Calculate the approximate value of the annuity.
190,177
191,286
15,077
1,655
11
Which of the following is correct?
c
a
d
b
12
Which of the following is correct?
b
d
c
a
13
Which of the following is correct?
c
b
a
d
14
Which trigonometry strategy should you use for the following triangle?
Pythagorean Theorem
Cosine Law
Primary Trig Ratios
Sine Law
15
Determine the number of compounding periods in the following compound interest question.
4
8
5
10
16
Sinusoidal Functions
1440
1080
1/3
120
