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Maths-

General

Easy

Question

The probability of getting at least 2 heads, when an unbiased coin is
tossed 6 times is

$\frac{63}{64}$
$\frac{57}{64}$
$\frac{7}{64}$
$\frac{37}{64}$

The correct answer is: $fraction numerator 57 over denominator 64 end fraction$

Required Probability $equals fraction numerator blank to the power of 6 end exponent c subscript 2 end subscript plus 6 blank subscript c subscript 3 end subscript end subscript plus 6 blank subscript c subscript 4 end subscript end subscript plus blank to the power of 6 end exponent c subscript 5 end subscript plus 6 over denominator blank to the power of 6 end exponent c subscript 6 end subscript end fraction$

Related Questions to study

$not stretchy integral subscript blank superscript blank fraction numerator 2 x plus blank s i n blank 2 x over denominator 1 plus blank c o s blank 2 x end fraction d x equals$

$not stretchy integral subscript blank superscript blank fraction numerator 2 x plus blank s i n blank 2 x over denominator 1 plus blank c o s blank 2 x end fraction d x equals$

$not stretchy integral subscript blank superscript blank e to the power of x end exponent fraction numerator left parenthesis 1 minus x right parenthesis to the power of 2 end exponent over denominator left parenthesis 1 plus x to the power of 2 end exponent right parenthesis to the power of 2 end exponent end fraction d x equals$

$not stretchy integral subscript blank superscript blank e to the power of x end exponent fraction numerator left parenthesis 1 minus x right parenthesis to the power of 2 end exponent over denominator left parenthesis 1 plus x to the power of 2 end exponent right parenthesis to the power of 2 end exponent end fraction d x equals$

Most stable carbocation is

Most stable carbocation is

Chemistry-General

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Inductive effect involves

Inductive effect involves

Chemistry-General

$not stretchy integral subscript blank superscript blank x C a n to the power of negative 1 end exponent x d x equals$

$not stretchy integral subscript blank superscript blank x C a n to the power of negative 1 end exponent x d x equals$

If the roots of the equation $blank x to the power of 2 end exponent minus 2 a x plus a to the power of 2 end exponent plus a minus 3 equals 0$ are less than 3, then

If the roots of the equation $blank x to the power of 2 end exponent minus 2 a x plus a to the power of 2 end exponent plus a minus 3 equals 0$ are less than 3, then

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If $x to the power of 2 end exponent minus 4 x plus l o g subscript 1 divided by 2 end subscript invisible function application a equals 0 text end text$ does not have two distinct real roots, then maximum value of a is

If $x to the power of 2 end exponent minus 4 x plus l o g subscript 1 divided by 2 end subscript invisible function application a equals 0 text end text$ does not have two distinct real roots, then maximum value of a is

If A={1, 2, 3, 4}, then which of the following are functions from A to itself?

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Let f : R R and g : R R be two oneone and onto functions such that they are the mirror images of each other about the line y = a. If h(x) = f(x) + g(x), then h(x) is

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Let $f left parenthesis x right parenthesis equals a x plus b$ where c is a variable coefficient and $x greater than fraction numerator 7 over denominator 6 end fraction$ The value of c such that f(x) touches $f to the power of negative 1 end exponent$ (x), is

Let $f left parenthesis x right parenthesis equals a x plus b$ where c is a variable coefficient and $x greater than fraction numerator 7 over denominator 6 end fraction$ The value of c such that f(x) touches $f to the power of negative 1 end exponent$ (x), is

The domain of function, satisfying $f left parenthesis x right parenthesis plus f open parentheses x to the power of negative 1 end exponent close parentheses equals fraction numerator x to the power of 3 end exponent plus 1 over denominator x end fraction$

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The range of the function $f left parenthesis x right parenthesis equals square root of x minus 1 end root plus 2 square root of 3 minus x end root$ is

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Graph of $y equals vertical line 4 x minus 5 vertical line minus$ is

Graph of $y equals vertical line 4 x minus 5 vertical line minus$ is

If $f left parenthesis x right parenthesis$ and $g left parenthesis x right parenthesis$ are non periodic function then $h left parenthesis x right parenthesis equals f left parenthesis g left parenthesis x right parenthesis right parenthesis$ is

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parallel

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