Math!2022
Math!2022
Math!2022
a) b)
c) d)
a) b)
c) d)
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3 1
Question ③ The term 4𝐶1 (2√𝑡) (− 𝑡 ) is the second term in the binomial expansion of
1 4
a) (2√𝑡 − 𝑡 )
1 3
b) (2√𝑡 − 𝑡 )
1 4
c) (√𝑡 + )
𝑡
2 4
d) (√𝑡 − 𝑡 )
Question ④ A construction company builds new buildings at an increasing rate. In the first year only
one building is built, in the second year two are built, and so on, with n buildings built in the nth year.
What is the total number of buildings this company built in 12 years?
a) 30
b) 78
c) 102
d) 128
a) 𝑝
b) 1
c) −𝑝
d) −1
2
Question ⑥ The value of ∫−2|𝑥| 𝑑𝑥 is:
a) 0
b) 1
c) 2
d) 4
a) 𝑦 = 𝑥 − 1
b) 𝑦 = 2𝑥 + 1
c) 𝑦 = 𝑥 + 1
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d) 𝑦 = 2𝑥 − 1
Question ⑧ 𝐿 intersects the 𝑥-axis at 𝑥 =
a) −2
b) −1
c) 1
d) 2
1
Consider 𝐹(𝑥) = ∫𝑥 (3𝑡 2 + 1)𝑑𝑡.
Question ⑨ 𝐹(𝑥) =
a) −𝑥 3 − 𝑥 + 2
b) 𝑥3 − 𝑥 + 2
c) −𝑥 3 + 𝑥 + 2
d) 𝑥3 − 𝑥 − 2
2𝑥
Question ⑫ ∫ 𝑥 2 +1 𝑑𝑥
a) ln(𝑥 2 + 1) + 𝑐
b) ln(𝑥 3 + 1) + 𝑐
c) ln(2𝑥 + 1) + 𝑐
d) ln(𝑥 2 + 2𝑥) + 𝑐
𝑡
Question ⑬ ∫ 2 𝑑𝑡
√𝑡 −1
a) √𝑡 2 − 1 + 𝑐
1
b) 2
+𝑐
√𝑡 −1
3
c) (𝑡 2 − 1)2 + 𝑐
−3
d) (𝑡 2 − 1) 2 + 𝑐
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1 𝑘
Question ⑭ The value of ∑∞
𝑘=0 (2) is:
1
a) 2
b) 2
c) 1
1
d) 1 2
Question ⑮ A manufacturing process consists of 2 stages and each stage consists of 5 tasks. The first
stage should be completed before starting the second stage. However, within any of the two stages, the
tasks can be completed in any order. How many different task sequences are possible?
a) 100
b) 625
c) 10000
d) 14400
Question ⑯ A triangle ABC has side lengths AB = 5 cm, AC = 7 cm, and BC= 9 cm. Then cos(A)
equals
a) 0.1
b) 0.633
c) -0.1
d) -0.633
a) 0
b) 15
c) 5
d) 1
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a) {4,6}
b) {4, −6}
c) {4}
d) {6}
Question ⑳ If 𝑓(𝑥) = 2𝑥 , then the value of x that satisfies the equation 𝑓(𝑥) = 𝑓(5 − 𝑥)2 is
a) {4,3}
b) {4,2}
c) {2,3}
d) {−2, −3}
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