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ArithmeticQuestion and Answers: Page 5

Question Number 204979 Answers: 4 Comments: 0

factorizar x^4 + 1

$f a c t o r i z a r$ $x^{4} + 1$

Question Number 204941 Answers: 0 Comments: 0

Question Number 205204 Answers: 1 Comments: 0

Question Number 204844 Answers: 2 Comments: 1

find ⌊Σ_(n=1) ^(80) (1/( (√n)))⌋=?

$f i n d ⌊ \underset{n = 1}{\sum^{80}} \frac{1}{\sqrt{n}} ⌋ = ?$

Question Number 204841 Answers: 1 Comments: 1

Racionalizar el denominador ((1 − x)/( (x)^(1/3) − (√(√x))))

$R a c i o n a l i z a r e l d e n o m i n a d o r$ $\frac{1 - x}{\sqrt[3]{x} - \sqrt{\sqrt{x}}}$

Question Number 204717 Answers: 1 Comments: 0

((3^0 +3^1 +3^2 +.........+ 3^(200) )/(13)) =^(Remainder) ?

$\frac{3^{0} + 3^{1} + 3^{2} + . . . . . . . . . + 3^{200}}{13} \overset{Remainder}{=} ?$

Question Number 204671 Answers: 3 Comments: 0

if f(f(x))=x^2 −3x+4, find f(1)=?

$i f f (f (x)) = x^{2} - 3 x + 4, f i n d f (1) = ?$

Question Number 204642 Answers: 1 Comments: 0

If (1/1^2 )+(1/2^2 )+(1/3^2 )+ (1/4^2 )+(1/5^2 ) + ............. = (π^2 /6) then (1/1^2 )+(1/3^2 )+(1/5^2 ) + ............. = ?

$If \frac{1}{1^{2}} + \frac{1}{2^{2}} + \frac{1}{3^{2}} + \frac{1}{4^{2}} + \frac{1}{5^{2}} + . . . . . . . . . . . . . = \frac{π^{2}}{6}$ $then \frac{1}{1^{2}} + \frac{1}{3^{2}} + \frac{1}{5^{2}} + . . . . . . . . . . . . . = ?$

Question Number 204441 Answers: 0 Comments: 2

Question Number 204423 Answers: 3 Comments: 1

Question Number 204418 Answers: 1 Comments: 1

Question Number 204348 Answers: 1 Comments: 0

3×7×11 + 7×11×15 + 11×15×19 + ..........+ 39×43×47 = ?

$3 \times 7 \times 11 + 7 \times 11 \times 15 + 11 \times 15 \times 19 + . . . . . . . . . . + 39 \times 43 \times 47 = ?$

Question Number 203955 Answers: 0 Comments: 10

50%+50%=75%?

$50 % + 50 % = 75 % ?$

Question Number 203825 Answers: 1 Comments: 0

A sum of 2800 is invested, partly at 5% and partly at 4%. If the total income is 128 per annum, find the amount invested at 5%.

$A s u m o f 2800 i s i n v e s t e d, p a r t l y a t 5 %$ $a n d p a r t l y a t 4 % . I f t h e t o t a l i n c o m e$ $i s 128 p e r a n n u m, f i n d t h e a m o u n t$ $i n v e s t e d a t 5 % .$

Question Number 203788 Answers: 1 Comments: 0

The sum of all possible products taken two at a time out of the numbers ±1, ±2, ±3, ±4 is (a) 0 (b) −30 (c) 30 (d) 55

$The sum of all possible products taken two at$ $a time out of the numbers \pm 1, \pm 2, \pm 3, \pm 4 is$ $(a) 0 (b) - 30 (c) 30 (d) 55$

Question Number 203566 Answers: 1 Comments: 0

′P′ is a prime number (P>1000). If P ≡ r (mod 1000). how many value of ′r′.

$^{'} P^{'} is a prime number (P > 1000) .$ $If P \equiv r (\mod 1000) . how many value of^{'} r^{'} .$

Question Number 203051 Answers: 2 Comments: 0

A two digit number (AB)_(10) (AB)_(10) −A^B =(BA)_(10) Find the number. There is a poem. Having arrived at the age of (BA)_(10) .

$A t w o d i g i t n u m b e r {(A B)}_{10}$ ${(A B)}_{10} - A^{B} = {(B A)}_{10}$ $F i n d t h e n u m b e r . T h e r e i s a p o e m .$ $H a v i n g a r r i v e d a t t h e a g e o f {(B A)}_{10} .$

Question Number 202780 Answers: 2 Comments: 0

1+2+4+7+11+16+............up to 25 terms = ?

$1 + 2 + 4 + 7 + 11 + 16 + . . . . . . . . . . . . up to 25 terms = ?$

Question Number 202774 Answers: 1 Comments: 0

1. S_n = a(a+d)+(a+d)(a+2d)+......+{a+(n−1)d}{a+(n)d} 2. S_n = a(a+d)(a+2d)+(a+d)(a+2d)(a+3d)+......+{a+(n−1)d}{a+(n)d}{a+(n+1)d}

$1 . S_{n} = a (a + d) + (a + d) (a + 2 d) + . . . . . . + {a + (n - 1) d} {a + (n) d}$ $2 . S_{n} = a (a + d) (a + 2 d) + (a + d) (a + 2 d) (a + 3 d) + . . . . . . + {a + (n - 1) d} {a + (n) d} {a + (n + 1) d}$

Question Number 202796 Answers: 1 Comments: 0

[2^(8÷2−1) +4÷{2+2^(4÷(1+1)) ÷(6÷3−1)}]÷[6÷{(3^(4÷2) +5÷5)÷2−6÷(5−2)}]

$[2^{8 \div 2 - 1} + 4 \div {2 + 2^{4 \div (1 + 1)} \div (6 \div 3 - 1)}] \div [6 \div {(3^{4 \div 2} + 5 \div 5) \div 2 - 6 \div (5 - 2)}]$

Question Number 202698 Answers: 1 Comments: 0

determine le reste de la division eucludienne de 2023^(2019) par 13

$d e t e r m i n e l e r e s t e d e l a d i v i s i o n e u c l u d i e n n e d e 2023^{2019} p a r 13$

Question Number 202677 Answers: 2 Comments: 0

If x^2 − y^2 = 2023^(2024) & x, y ∈ N how many set{x, y}

$If x^{2} - y^{2} = 2023^{2024} & x, y \in N$ $how many set {x, y}$

Question Number 202672 Answers: 3 Comments: 0

The sum of all the divisors of 24 is 60. Find the sum of all the divisors of 24×79.

$The sum of all the divisors of 24 is 60 .$ $Find the sum of all the divisors of 24 \times 79 .$

Question Number 202589 Answers: 1 Comments: 2

Ω = Σ_(k=1) ^∞ ((1/k) + 2ln(1−(1/(2k))))=?

$Ω = \underset{k = 1}{\sum^{\infty}} (\frac{1}{k} + 2 l n (1 - \frac{1}{2 k})) = ?$

Question Number 202462 Answers: 1 Comments: 0

Question Number 202376 Answers: 0 Comments: 1

Pg 1 Pg 2 Pg 3 Pg 4 Pg 5 Pg 6 Pg 7 Pg 8 Pg 9 Pg 10

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