Email

Chat with tutors

Login

Ask Questions, Get Answers

Menu X

home ask tuition questions practice papers mobile tutors pricing

X

Recent questions tagged p273

The point of intersection of the tangents at $t_{1}=t $ and $t_{2}=3t$ to the parabola $y^{2}=8x $ is

asked May 13, 2013 by poojasapani_1

1 answer

The line $4x+2y=c$ is a tangent to the parabola $y^{2}=16x$ then $c$ is

asked May 13, 2013 by poojasapani_1

1 answer

$16x^{2}-3y^{2}-32x-12y-44=0 $ represents

asked May 13, 2013 by poojasapani_1

1 answer

The axis of the parabola $y^{2}-2y+8x-23=0$ is

asked May 13, 2013 by poojasapani_1

1 answer

If $\omega$ is a cube root of unity then the value of $(1-\omega)(1-\omega^{2})(1-\omega^{4})(1-\omega^{8})$ is

asked May 13, 2013 by poojasapani_1

1 answer

If $\omega$ is the $n$th root of unity then

asked May 13, 2013 by poojasapani_1

1 answer

If $\omega$ is a cube root of unity then the value of $(1-\omega+\omega^{2})^{4}+(1+\omega-\omega^{2})^{4}$ is

asked May 13, 2013 by poojasapani_1

1 answer

If$ -i+3 $ is a root of $x^{2}-6x+k=0 $ then the value of $k$ is

asked May 13, 2013 by poojasapani_1

1 answer

If $\large\frac{1-i}{1+i}$ is a root of the equation $ax^{2}+bx+1=0$ where $a ,b $ are real then $(a , b) $is

asked May 13, 2013 by poojasapani_1

1 answer

The equation having $4-3j$ and $4+3j $ as roots is

asked May 13, 2013 by poojasapani_1

1 answer

The quadratic equation whose roots are $\pm\;i\sqrt{7} $is

asked May 13, 2013 by poojasapani_1

1 answer

If $-i+2 $ is one root of the equation $ax^{2}-bx+c=0$, then the other root is

asked May 13, 2013 by poojasapani_1

1 answer

A lot of 100 watches is known to have 10 defective watches.If 8 watches are selected(one by one with replacement) at random,what is the probability that there will be at least one defective watch?

asked Jan 9, 2013 by sreemathi.v

1 answer

The probability of a man hitting a target is 0.25.He shoots 7 times.What is the probability of his hitting at least twice?

asked Jan 9, 2013 by sreemathi.v

1 answer

Ten coins are tossed.What is the probability of getting at least 8 heads?

asked Jan 9, 2013 by sreemathi.v

1 answer

A die is thrown 5 times.Find the probability that an odd number will come up exactly three times.

asked Jan 9, 2013 by sreemathi.v

1 answer

Four cards are successively drawn with out replacement from a deck of 52 playing cards.What is the probability that all the four cards are kings?

asked Jan 9, 2013 by sreemathi.v

1 answer

A box has 5 blue and red balls.One ball is drawn at random and not replaced.Its colour is also not noted .The another ball is drawn at random.what is the probability of second ball being blue?

asked Jan 9, 2013 by sreemathi.v

1 answer

Bag I contains 3 black and 2 white balls,Bag II contains 2 black and 4 white balls.A bag and a ball is selected at random .Determine the probability of selecting a black ball.

asked Jan 9, 2013 by sreemathi.v

1 answer

Suppose 10,000 tickets are sold in a lottery each for Re1.First prize is of Rs 3000 and the second prize is of Rs 2000.There are three third prizes of Rs 500 each.If you buy one ticket,what is your expectation.

asked Jan 8, 2013 by sreemathi.v

1 answer

Three dice are thrown at the same time.Find the probability of getting three two's,if it is known that the sum of the numbers on the dice was six.

asked Jan 8, 2013 by sreemathi.v

1 answer

To see more, click for the full list of questions or popular tags.

Feedback Terms Facebook Twitter About Us

Your payment for is successful.

...