
тригонометрия 1
Authored by Serik Ersultan
Mathematics
1st - 12th Grade
Used 10+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Егер 𝑠𝑖𝑛 𝛼 = − 4 /5 және 𝜋 < 𝛼 < 3𝜋 2 болса, онда 𝑡𝑔 𝛼 өрнегінің мәнін тап:
4/3
5/3
3/2
5/4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Егер ctg 𝛼 = − 12 /5 және 𝜋 /2 < 𝛼 < 𝜋 болса, онда 52𝑠𝑖𝑛 𝛼 өрнегінің мәнін тап:
16
14
18
20
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Егер 𝑡𝑔 𝛼 = 3 /4 және 𝜋 < 𝛼 < 3𝜋 /2 болса, онда 𝑐𝑜𝑠 𝛼 өрнегінің мәнін тап:
-3/5
-4/5
-3/4
-3/2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Егер 𝑠𝑖𝑛 𝛼 = 7 /25 және 𝜋 /2 < 𝛼 < 𝜋 болса, онда 𝑐𝑡𝑔 𝛼 өрнегінің мәнін тап:
-2*3/7
-3*4/7
-3*3/7
-4*3/7
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Есептеңіз: (18 𝑠𝑖𝑛 𝛼+𝑐𝑜𝑠 𝛼)/( 2 𝑐𝑜𝑠 𝛼−9 𝑠𝑖𝑛 𝛼) , мұндағы 𝑡𝑔𝛼 = 4 /9
-3.5
-5.5
-4.5
-4.3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Егер cos 𝛼 = − √3 2 және 𝜋 2 < 𝛼 < 𝜋 болса, онда 𝑠𝑖𝑛^2 𝛼 + 𝑡𝑔 𝛼 − √3 𝑐𝑡𝑔 𝛼 өрнегінің мәнін тап:
39-4√3/12
39-√3/16
39-4√3/18
39-4√3/20
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Есептеңіз: 7 𝑠𝑖𝑛 𝛼+2 𝑐𝑜𝑠 𝛼 /5 𝑐𝑜𝑠 𝛼−3𝑠𝑖𝑛𝛼 , мұндағы 𝑡𝑔𝛼 = 2
-14
-16
-18
-20
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