যদি A=5746 হয়, তবে A(Adj A) =? যেখানে Adj A হলো A এর সহগুণক ( adjoint ) ম্যাট্রিাক্স । - Prothom Sir

যদি

A = [\begin{matrix} 5 & 7 \\ 4 & 6 \end{matrix}]

হয়, তবে A(Adj A) =? যেখানে Adj A হলো A এর সহগুণক ( adjoint ) ম্যাট্রিাক্স ।

Created: 1 year ago | Updated: 3 days ago

[\begin{matrix} 6 & - 7 \\ - 4 & 5 \end{matrix}]

[\begin{matrix} 6 & - 7 \\ - 4 & 5 \end{matrix}]

[\begin{matrix} 2 & 0 \\ 0 & 2 \end{matrix}]

[\begin{matrix} 3 & - \frac{7}{2} \\ - 2 & \frac{5}{2} \end{matrix}]

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298

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A steel mill produces 180 tons of steel per month Raw materials cost for each ton of production is Tk. 1200. Other expenses of that mill are Tk. 90,000 in each month what should be the selling price of each ton of steel in order to make 10% profit?

Created: 6 months ago | Updated: 1 day ago

১৮৭০

১৮৪৫

1842

18145

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358

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In a survey of the town bogra , it was found that 65% of the people surveyed watched the news on TV, 40% read a newspaper and watched the news on TV, what percentage of the people surveyed neither watched the news on V nor read a newspaper?

Created: 6 months ago | Updated: 1 day ago

৬%

৫%

১০%

15%

২০%

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337

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If the radius of a circle is increased by 6% , then the area of the circle is increased by-

Created: 6 months ago | Updated: 1 day ago

3.6%

6.5%

12.36%

৩০%

36%

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415

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The length of a field i 1.5 times of it s width . If the width if this field is 20 meters. find out the cost of fencing the field at a cost of Tk. 5.0 per meter.

Created: 6 months ago | Updated: 1 day ago

500

৫৫৬

85585

7455

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424

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$A = (\begin{matrix} 1 & 2 \\ 3 & 4 \end{matrix})$ হলে $A^{- 1}$ হবে -

Created: 6 months ago | Updated: 1 day ago

(\begin{matrix} 3 & 1 \\ \frac{3}{2} & \frac{- 1}{2} \end{matrix})

(\begin{matrix} - 2 & - 1 \\ \frac{3}{2} & \frac{- 1}{2} \end{matrix})

(\begin{matrix} - 2 & - 1 \\ \frac{- 3}{2} & \frac{- 1}{2} \end{matrix})

(\begin{matrix} - 2 & 1 \\ \frac{3}{2} & \frac{- 1}{2} \end{matrix})

Admission খুলনা বিশ্ববিদ্যালয় ক ইউনিট উচ্চতর গণিত

388

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Related Questions

A steel mill produces 180 tons of steel per month Raw materials cost for each ton of production is Tk. 1200. Other expenses of that mill are Tk. 90,000 in each month what should be the selling price of each ton of steel in order to make 10% profit?

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