Math

Matrices & Determinants

Student X MyLab X Course X Take a x op List Of X Essay 4 X Argume x G why do X 100 Eas. x What X https:// X mathxl.com/Student/PlayerTest.aspx?testid=237330167¢erwin=yes Fall 2021 Math 143 College Algebra Parmida Bakhtiari Ghal = Quiz: Quiz 4 Question 5 of 8 This quiz: 21 point(s) possible This question: 4 point(s) possible Next question Solve the following system of equations using Cramer's Rule if it is applicable. If Cramer's Rule is not applicable, say so. X + y - Z= 6 2x - y + 2z = -5 X + 2y - z = 9 ..... Write the fractions using Cramer's Rule in the form of determinants. Do not evalate the determinants. X= y = Z= (Type an integer or simplified fraction for each matrix element.) Select the correct choice below and fill in any answer boxes within your choice. .y= O A. Cramer's Rule is applicable. The solution is x = and z= (Simplify your answers. Type integers or simplified fractions.) B. Cramer's Rule is not applicable.

WIIy do KG mathxl.com/Student/PlayerTest.aspx?testld=237330167¢erwin=yes Fall 2021 Math 143 College Algebra THIS = Quiz: Quiz 4 < Question 5 of 8 Solve the following system of equations using Cramer's Rule if it is applicable. If Cramer's Rule is not applicable, say so. X + y -z = 6 2x - y + 2z = -5 x + 2y - z = 9 + Write the fractions using Cramer's Rule in the form of determinants. Do not evalate the determinants. x= y = Z= E (Type an integer or simplified fraction for each matrix element.) Select the correct choice below and fill in any answer boxes within your choice. A. Cramer's Rule is applicable. The solution is x = 1, y = 3, and z= -2 (Simplify your answers. Type integers or simplified fractions.) O B. Cramer's Rule is not applicable.

Fall 2021 Math 143 College Algebra = Quiz: Quiz 4 Question 7 of 8 Find the product, if possible. - 9 - 7 0 7 -5 -2 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The product is 28 - 14 B. The product is not defineu.

Student X MyLab X Course X P Take a 1 x List Of x Essay 4 x Argume X Gwhy do X 100 Ea X C mathxl.com/Student/PlayerTest.aspx?testid=237330167¢erwin=yes Fall 2021 Math 143 College Algebra Question 7 of 8 This quiz: 21 p This question: = Quiz: Quiz 4 Next question Find the product, if possible. - 9 -7 0 7 -5 -2 ..... Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The product is . B. The product is not defined.

uuuuu TULU MyLab and Maste X Course Home X P Do Homework - SX Essay 4 Prompt, X & C mathxl.com/Student/PlayerHomework.aspx?homeworkld=609230414&questionid=1&flushed=false&cid=6644854¢erwin=ye Fall 2021 Math 143 College Algebra = Homework: Section 8.4 < Question 10, 8.4.57 HW Score: 18.18 O Points: 0 of 1 - 1 - 1 3 3 1 Next question The inverse of 0 2 1 is -2 -2 -1 . Use it to solve the following system of equations. -2 -3 0 4 5 5 2 X- y - z= O 0 2y + z= -1 - 2x - 3y 5 X= ZE y = 0 (Simplify your answers.)

M FAFSA Confirmat X Student - nocccc X Mylab and Mastex Course Homo x P Do Homework -X Essay 4 Prompt X mathxl.com/Student/PlayerHomework.aspx?homeworkld=609230414&questionid=1&flushed=false&cd=6644864¢erwinnye Fall 2021 Math 143 College Algebra = Homework: Section 8.4 < Question 9, 8.4.49 HW Score: 18,18 O Points: 0 of Next question Use the given inverse to solve the system of equations. 9 12 8 9 1 The inverse of :::: is 8x +9y - 4x - 4y 4 - 4 4 - 4 1 2 XE y =

Fall 2021 Math 143 College Algebra = Homework: Section 8.4 < Question 6, 8.4.33 HWS OF Determine whether the product is defined. If it is defined, find the product; if it is not, say "not defined." Next questio 1 0 1 1 2 2 5 1 1 2 4 5 1 4 - 1 ... Select the correct choice below and, if necessary, fill in the answer box to complete your choice. OA. 101 1 2 The product is defined. 2 5 1 - 1 2 4 5 1 4 - 1 B. The product is not defined.

Essay 4 x P Do Homework - SX Course Home MyLab and Mastex Student - noccccx M FAFSA Confirmat X f → C mathxl.com/Student/PlayerHomework.aspx?homeworkld=609230414&questionId=1&flushed=false&cld=6644854& Fall 2021 Math 143 College Algebra they Question 3, 8.4.21 Next qu E Homework: Section 8.4 Determine whether C(A + B) is defined. If it is defined, express the result as a single matrix; if it is not, say "not defined." 5 1 11 0 C= 2 3 04 - 4 :)-1 B= A= -5 5 - 1 -26 14 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The expression C(A+B) is defined. C(A+B) = OB. The expression C(A + B) is not defined.

Pall 2021 Math 143 College Algebra se Home nments Homework: Section 8.3 < Question 11, Setup & So... Part 2 of 2 HW Score: 78.57%, 12.57 X Points: 0 of 1 ent Gradebook Solve the following system of equations using Cramer's rule, if it is applicable. If Cramer's rule is not applicable, say so. Contents 4x - 5y = - 13 7x + 2y = - 12 - Plan Write the fractions using Cramer's Rule in the form of determinants. Do not evaluate the determinants. and Resource y - 13 -5 4 - 13 sible Resources - 12 2 7 - 12 x= , y= ase Options 4 - 5 4 - 5 1 7 2 7 2 munication Tools > (Type an integer or simplified fraction for each matrix element.) Select the correct choice below and fill in any answer boxes within your choice. Cramer's rule is applicable. The solution is x = -2, y= 15 11 (Simplify your answers. Type integers or fractions.) O B. Cramer's rule is not applicable.

Uper Know X Overview o X Course Hor X PortalGuar X Cerritos Cox openvellum.ecollege.com/course.html?courseld=16912928&OpenVellumHMAC=b61377509d76f143491dab8f7800c0cb#10001 Join EOPS X 5 Fall 2021 Math 143 College Algebra ne ts = Homework: Section 8.3 Question 16, Setup & So... Part 1 of 2 HW Score: 64.58%, 10.33 of 16 poi O Points: 0 of 1 adebook Solve the following system of equations using Cramer's Rule if it is applicable. If Cramer's Rule is not applicable, say so. ents > x + 2y - z = 0 2x - 4y + z = 0 - 2x + 2y - z = 0 - Resource > Write the fractions using Cramer's Rule in the form of determinants. Do not evalate the determinants. 1 2 0 1 2 - 1 2 - 1 O 1 2 -4 0 2 0 -4 0 Resources 1 -2 2 0 -2 0-1 2 - 1 O ZE x= y = 1 Options 2 - 1 1 2 - 1 1 2 - 1 1 2 - 4 1 2 - 4 1 2 - 4 cation Tools > - 2 2 -1 -2 2 -1 -2 2 - 1 (Type an integer or simplified fraction for each matrix element.)

NUMUNUMU-U14JUJUYuestion=1&rlushed=true&cld=6644854¢ery Fall 2021 Math 143 College Algebra Parmida Bakhtiari Ghaleh 1 = Homework: Sectio... Question 15, Setup & So... Part 1 of 2 HW Score: 12.5%, 2 of 16 points O Points: 0 of 1 Solve the following system of equations using Cramer's Rule if it is applicable. If Cramer Next question able, say so. 2x + 3z = -3 firm X y - 2x - 2y - 62 = 4 8x + 4y - 12z = - 12 Write the fractions using Cramer's Rule in the form of determinants. Do not evalate the determinants. ZE » X y= (Type an integer or simplified fraction for each matrix element.)

M FAFSA COX Student x Essay 4 PX o Open Knox o Overview x Course H x P Do Home X PortalGu X mathxl.com/Student/PlayerHomework.aspx?homeworkld=614965065&questionId=3&flushed=true&cld=6644854¢erwir Fall 2021 Math 143 College Algebra = Homework: Section 8.3 < Question 12, Setup & So... Part 1 of 2 > HW Score:: O Points: Solve the following system of equations using Cramer's rule, if it is applicable. If Cramer's rule is not applicable, say so. 3x – 3y = -1 15x + 15y = 7 Write the fractions using Cramer's Rule in the form of determinants. Do not evaluate the determinants. X= y= (Type an integer or simplified fraction for each matrix element.)

Download to Get Personalized Solutions

Take a picture of your question and get a handwritten, expert solution in 15 mins on average.