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যদি tan (In y) = x হয়, তবে y2 (0) এর মান নির্ণয় কর।

Created: 1 year ago | Updated: 1 year ago

tan (In y) = x In y = tan-1x y = etan-1x

y1=etan-1x1+x2y2=1(1+x2)2etan-1x + etan-1 (-2x)(1+x2)2

at x = 0, y2(0) =11×e0+e0×01=1

অতএব, y2(0) = 1

1 year ago

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AB=3x-4x2x-2xx<... td>0-x-xxx2x-2x2x5x-4x3x7x-5x

=x3-42-210-1-11 .x 12-225-437-5=x2100010001 =x2000x2000x2

অনুরূপভাবে, BA=x2000x2000x2 

অতএব, AB = BA

অতএব,  x2I1x2A =B-1 I B-1=B-1=Ax2=3x-4x2x-2x1x0-1x-1x1x 

অতএব, B-1=Ax2

 

 

1 year ago

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