HSC Arts कक्षा ११ - Tamil Nadu Board of Secondary Education Question Bank Solutions

Integrate the following with respect to x:

`4 cos(5 - 2x) + 9"e"^(3x  - 6) + 24/(6 - 4x)`

Integrate the following with respect to x:

`sec^2  x/5 + 18 cos2x + 10sec(5x + 3) tan(5x + 3)`

Integrate the following with respect to x:

`8/sqrt(1 - (4x)^2) + 27/sqrt(1 - 9x^2) - 15/(1 + 25x^2)`

Integrate the following with respect to x:

`6/(1 + (3x + 2)^2) - 12/sqrt(1 - (3 - 4x)^2`

Integrate the following with respect to x:

`1/3 cos(x/3 - 4) + 7/(7x + 9) + "e"^(x/5 + 3)`

If A and B are mutually exclusive events P(A) = `3/8` and P(B) = `1/8`, then find `"P"(bar"A")`

If A and B are mutually exclusive events P(A) = `3/8` and P(B) = `1/8`, then find `"P"("A" ∪ "B")`

If A and B are mutually exclusive events P(A) = `3/8` and P(B) = `1/8`, then find `"P"(bar"A" ∩ "B")`

If A and B are mutually exclusive events P(A) = `3/8` and P(B) = `1/8`, then find `"P"(bar"A" ∪ bar"B")`

If A and B are two events associated with a random experiment for which P(A) = 0.35, P(A or B) = 0.85, and P(A and B) = 0.15 Find P(only B)

If A and B are two events associated with a random experiment for which P(A) = 0.35, P(A or B) = 0.85, and P(A and B) = 0.15 Find `"P"(bar"B")` 

If A and B are two events associated with a random experiment for which P(A) = 0.35, P(A or B) = 0.85, and P(A and B) = 0.15 Find P(only A) 

A die is thrown twice. Let A be the event, ‘First die shows 5’ and B be the event, ‘second
die shows 5’. Find P(A ∪ B)

The probability of an event A occurring is 0.5 and B occurring is 0.3. If A and B are mutually exclusive events, then find the probability of P(A ∪ B)

The probability of an event A occurring is 0.5 and B occurring is 0.3. If A and B are mutually exclusive events, then find the probability of `"P"("A" ∩ bar"B")`

The probability of an event A occurring is 0.5 and B occurring is 0.3. If A and B are mutually exclusive events, then find the probability of `"P"(bar"A" ∩ "B")`

A town has 2 fire engines operating independently. The probability that a fire engine is available when needed is 0.96. What is the probability that a fire engine is available when needed?

A town has 2 fire engines operating independently. The probability that a fire engine is available when needed is 0.96. What is the probability that neither is available when needed?

The probability that a new railway bridge will get an award for its design is 0.48, the probability that it will get an award for the efficient use of materials is 0.36, and that it will get both awards is 0.2. What is the probability, that it will get at least one of the two awards

The probability that a new railway bridge will get an award for its design is 0.48, the probability that it will get an award for the efficient use of materials is 0.36, and that it will get both awards is 0.2. What is the probability, that it will get only one of the awards