Matrices and Determinants – Page 6

Question-190860

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Question Number 190860 by SLVR last updated on 13/Apr/23 Commented by SLVR last updated on 13/Apr/23 $k i n d l y h e l p m e$ $i g o t 24 w h i l e r e p e t e t i o n s n o t$ $a l l o w e d . b u t i t b e c o m e h e a v y$ $i f r e p e t e t i o n s a l l o w e d$ …

Let-A-be3-3-matrix-with-eigen-values-1-1-0-Then-determinant-of-I-A-100-

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Question Number 59295 by pooja24 last updated on 07/May/19 $L e t A b e 3 \times 3 m a t r i x w i t h e i g e n v a l u e s$ $1, - 1, 0 . T h e n d e t e r m i n a n t o f I + A^{100} = ? ?$ Answered by alex041103 last updated on 10/May/19 $b a s i c a l l y$ $${A}={PDP}^{−\mathrm{1}}…

a-ball-is-thrown-vertically-upward-from-a-point-0-5m-above-the-ground-with-speed-u-7m-s-find-the-height-reached-above-ground-g-10m-s-2-

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Question Number 190266 by alcohol last updated on 30/Mar/23 $a b a l l i s t h r o w n v e r t i c a l l y u p w a r d$ $f r o m a p o i n t 0.5 m a b o v e t h e g r o u n d w i t h$ $s p e e d u = 7 m / s$ $f i n d t h e h e i g h t r e a c h e d a b o v e g r o u n d$ $g = 10 m / s^{2}$ Answered by ARUNG_Brandon_MBU last updated…

1-A-3152-A-1-2-Solve-the-equation-2×611-0-3-Calculate-the-determinant-132-21-13-42-

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Question Number 124707 by Mammadli last updated on 05/Dec/20 $1 . A = (3152), A^{- 1} = ?$ $2 . S o l v e t h e e q u a t i o n :$ $∣ 2 x 611 ∣= 0$ $3 . C a l c u l a t e t h e d e t e r m i n a n t :$ $∣ 132 21 13 42 ∣$ Commented by MJS_new last…

I-am-learning-linear-algebra-and-have-a-qustion-in-regards-to-nullspace-So-Ax-0-If-A-1-1-0-0-this-is-simply-solved-for-x-x-1-x-2-by-1-1-0-0-0-0-x-1-1-c-c-

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Question Number 124170 by Pengu last updated on 01/Dec/20 $I am learning linear algebra and have a$ $qustion in regards to nullspace .$ $So, A x = 0 .$ $If A = [\begin{matrix} 1 & 1 \\ 0 & 0 \end{matrix}], this is simply solved for$ $$\boldsymbol{{x}}= $[\begin{matrix} x_{1} \\ x_{2} \end{matrix}]$ \…

Question-58480

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Question Number 58480 by rahul 19 last updated on 23/Apr/19 Commented by kaivan.ahmadi last updated on 23/Apr/19 $L e t P = [\begin{matrix} a b \\ c d \end{matrix}]$ $[1 0] [\begin{matrix} a b \\ c d \end{matrix}] = [a b] \Rightarrow a = b = \frac{- 1}{\sqrt{2}}$ $a n d$ $$\left[\mathrm{0}\:\:\mathrm{1}\right] $[\begin{matrix} a b \\ c d \end{matrix}]$ =\left[{c}\:\:\:{d}\right]\Rightarrow{c}=\frac{−\mathrm{1}}{\:\sqrt{\mathrm{2}}}\:,\:{d}=\frac{\mathrm{1}}{\:\sqrt{\mathrm{2}}} \…

Question-58479

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Question Number 58479 by rahul 19 last updated on 23/Apr/19 Commented by rahul 19 last updated on 24/Apr/19 $? ? ? ? ? ?$ Terms of Service Privacy…

Question-58422

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Question Number 58422 by peter frank last updated on 22/Apr/19 Answered by 2pac last updated on 23/Apr/19 $D B = \frac{y}{s i n (β)}$ $< A D B = 180 - α - β$ $w e h a v e \frac{D B}{s i n (α)} = \frac{A B}{s i n (< A D B)} ==> \frac{y}{s i n (α)} = \frac{A B}{s i n (180 - α - β)}$ $${sin}\left(\mathrm{180}−{z}\right)={sinz}\:{so}\: \…

Question-123868

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Question Number 123868 by benjo_mathlover last updated on 28/Nov/20 Answered by liberty last updated on 29/Nov/20 $w e b e g i n f r o m A^{3} = A . A^{2} a n d A^{2} = 8 A - 13 I$ $${gives}\:{A}^{\mathrm{3}} ={A}\left(\mathrm{8}{A}−\mathrm{13}{I}\right)=\mathrm{8}{A}^{\mathrm{2}} −\mathrm{13}{A} \…

find-all-second-order-partial-derivatives-f-x-y-xe-x-y-y-x-

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Question Number 57997 by peter frank last updated on 15/Apr/19 $f i n d a l l s e c o n d o r d e r p a r t i a l$ $d e r i v a t i v e s$ $f (x, y) = {x e}^{x^{y}} . y^{x}$ Commented by MJS last updated on…

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