বিপরীত ত্রিকোণমিতিক ফাংশন ও ত্রিকোণমিতিক সমীকরণ (Inverse Trigonometric Functions and Trigonometric Equations) MCQs
Showing 50 questions (Total: 1273)
After purchasing a flat screen television for $ 700, John realizes that he got a great deal on it and wishes to sell it for a 15% profit . what should his asking price be for the television?
Correct Answer:
B: $805
The price of a cycle is reduced by 25% . The new price is reduced by a furthr 20% . The two reductions together are equal to a single reduction of
Correct Answer:
C: 40%
If the cost of a long distance phone call in C taka for the first minute and (2/3) C taka for each additional three minute. what is the cost in taka of a ten minute call of this type?
Correct Answer:
C: 3c
Bob just filled his car's gas tank with 20 galions of gasohol , a mixture consisting of 5% ethanol and 95% gasoline. If his car runs best on a mixture consisting of 10% ethanol and 90% gasoline, how many gallons of ethanol must he add into the gas tank for his car to achieve optimum performance?
Correct Answer:
C: 9/10
when a cylindrical tank is filled with water at a rate of 22 cubic meters per hour, the level of water in the tank rises at a rate of 0.7 meters per hour which of the following best approximates the radius of the tank in meters?
Correct Answer:
C: 5
may , rid , bar, sea, ???, den, row , led - what word is missing ?
Correct Answer:
A: can
A couple spent $244 in total while dining out and paid this amount using a credit card. The $264 figure included a 20 percent tip which was paid on top of the price of the food which already included a sales tax of 10 percent. what was the actual price of the meal before tax and tip?
Correct Answer:
B: $204
A certain truck uses 18 gallons of diesel fuel in traveling 270 miles. In order for the truck to travel the same distance using 10 gallons of diesel fuel, by how many miles per gallon must the truck's fuel mileage be increased.
Correct Answer:
A: 12
A standard veggiematik machine can chop 36 carrots in 4 minutes. How many carrots can 6 standar veggiematik cachines chop in 6 minutes?
Correct Answer:
D: 324
what is the distance from point A (3, 4) to point B (-3,-4) ?
Correct Answer:
C: 10
A 6 by 8 rectangle is inscribed in circle .What is the circumference of the circle?
Correct Answer:
D: 10 pie
what is the distance from point A ( 6,8) to point B (-6,-8) ?
Correct Answer:
A: 20
A 6 by 8 rectangle is inscribed in circle . What is the circumference of the circcle?
Correct Answer:
D: 10 pie
In the accompanying diagram ABCD in a rectangle, The area of isosceles right triangle ABE=8 and EC =3BE , The area of ABCD is
Correct Answer:
D: 64
A standard veggiematik machine can chop 36 carrots in 4 minutes. How many carrots can 6 standard Veggiematik machines chop in 6 minutes?
Correct Answer:
B: 324
The pilot of a small aircraft with a 40 gallon fuel tank wants to fly to Cleveland , which is 480 miles engine , which can fly only 8 miles per gallon, will not get him there , By how many miles per gallon must the aircraft's fuel efficiency be improved to make the fight to Cleveland possible?
Correct Answer:
D: 4
You have a range of weights from 1-10 units. They are all single weights.which one should you use to balance the scale , and where should you place it?
Correct Answer:
B: 10 weight at 1
The length of a rectangle is one greater than three times its width. If the perimeter of the rectangle is 26 feet. what is the area of the rectangle?
Correct Answer:
D: 30ft2
In the accompanying diagram ABCD in a rectangle . The area of isosceles right triangle ABE= 8 , and EC = 3BEA. The area of ABCD si
Correct Answer:
C: 64
A travel company wants to charter to plane to the Bahamas. Chartering the plane costs $ 8,000 . So far 18 people have signed up for the trip. If the company charges $300 per ticket , how many more passengers must sing up for the trip before the company can make any profit on the charter ?
Correct Answer:
B: 9
cos(θ)=15/ হলে, tan2(θ) এর মান -
Correct Answer:
ক: 24
∫103(tan−1x)21+x2dx এর মান কত?
Correct Answer:
A: π3/64
cosπ6sinπ6 এর মান কত?
Correct Answer:
ক: 3√2
cos A = 12/13 হলে tan A এর মান কত?
Correct Answer:
ক: ±5/12
∫sin2x2cosx2dx=? এর মান কত?
Correct Answer:
ক: 2sin3x/2+c
∫tanx2√cotxdx=?
Correct Answer:
A: 12√(cotx−x)+c
∫π4/0(tan3x+tanx)dx=?
Correct Answer:
A: 1/2
tan75° = ?
Correct Answer:
A: 3√+1/3√−1
(-2, 3) (2, 4) (1, -2) শীষ বিশীষ্ট ত্রিভূজের ভরকেন্দ্র কোনটি ?
Correct Answer:
ক: (13, 53)
limx→01−c0sxsin22x=?
Correct Answer:
A: 1/8
sinθ/1+cosθ=?
Correct Answer:
A: tanθ/2
The size of a rectangular room is 48 square feet. If the long decreases 2 feet and wide increase 2 feet then the size of the room remain unchanged. What is width of the in feet?
Correct Answer:
C: 8
sinθ=1213 হলে tanθ এর মান কত?
Correct Answer:
গ: ±125
cosA+sinA=cosB+sinB হলে A+B এর মান কত?
Correct Answer:
খ: π2
sin-12a1+a2-cos-11-b21+b2=2tan-1x হলে, x এর মান-
Correct Answer:
C: a-b1+ab
cot-1x=0 হলে tan-1x = কত?
Correct Answer:
খ: ∞
sinθ+cosθ=2 হলে, 0≤θ≤π2 ব্যবধিতে θ এর মান কত ?
Correct Answer:
গ: π4
tan15o এর মান কত?
Correct Answer:
ক: 3-13+1
ddx(sin-1(x2)) এর মান কোনটি?
Correct Answer:
গ: 2x1-x4
tan(tan-113+tan-112) এর মান কত?
Correct Answer:
B: 1
y=eaxsin2x হলে dydx এর মান কত?
Correct Answer:
খ: eaxsinx2cosx+asinx
∫0π2tan2 xdx এর মান কত?
Correct Answer:
খ: 1-π4
cosθ+3sinθ=2, θ0∘<θ<360∘ এর মান কত?
Correct Answer:
B: 60˚
cosA=45 হলে,sinA এর মান কত?
Correct Answer:
ক: 35
limx→0sin αxsin bx এর মান কত?
Correct Answer:
ক: ab
sinθ অনুপাতের নিয়মিত ব্যবধান কোনটি?
Correct Answer:
গ: 2π
tanθ=37 হলে sinθ এর মান কোনটি?
Correct Answer:
ঘ: 358
cos-1x েএর সাপেক্ষে sin(cos-1x) এর অন্তরক সহগ
Correct Answer:
ক: cos(cos-1x)
sin(ηπ) এর মান (যখন n একটি ধনাত্মক পূর্ণ সংখ্যা)-
Correct Answer:
ক: 1
sin-1x=
Correct Answer:
B: tan-1x/1-x2