ધારો કે $A = \sum_{i=1}^{10} \sum_{j=1}^{10} \min \{i, j\}$ અને $B = \sum_{i=1}^{10} \sum_{j=1}^{10} \max \{i, j\}$. તો $A + B$ ની કિંમત શોધો.

  • A
    $1150$
  • B
    $1200$
  • C
    $1120$
  • D
    $1100$

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જો $f(0)=0, f(1)=1, f(2)=2$ અને $x=3, 4, 5, \ldots$ માટે $f(x)=f(x-2)+f(x-3)$ હોય,તો $f(10)=$

$2 + 7 + 14 + 23 + 34 + \dots$ શ્રેણીનું $99$ મું પદ કયું હશે?

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$1 + \frac{1^3 + 2^3}{1 + 2} + \frac{1^3 + 2^3 + 3^3}{1 + 2 + 3} + \dots + \frac{1^3 + 2^3 + 3^3 + \dots + 15^3}{1 + 2 + 3 + \dots + 15} - \frac{1}{2}(1 + 2 + 3 + \dots + 15)$ ની કિંમત શોધો.

$n$ ની ન્યૂનતમ કિંમત શોધો જેના માટે $\frac{2^2+4^2+6^2+\ldots+(2n)^2}{1^2+3^2+5^2+\ldots+(2n-1)^2} < 1.01$ થાય.

જો $2.5+5.9+8.13+11.17+\ldots$ ના $n$ પદોનો સરવાળો $=an^3+bn^2+cn+d$ હોય,તો $a-b+c-d=$

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