Exercises 17-28: Evaluate by hand. 17. |5 - 8 - 7| 18. -2(16 – 3 · 5) + 2 19. -6 - 3(2 – 4)ʻ 20. (4 – 5)² – 3² – 3V5 21. V9 – 5 – 8 - 4 6 - 4? + 2 22. 3- 4 23. V13 – 12 13 - V9 + 16 24. |5 - 7|2 4 + 9 25. -3.3 5 + 10 26. 10 + 2 + 2 + 3 5 27. -5? - 20 + 4 – 2 28. 5 - (-4)' – (4)³

Q: а. 10x1 + 2X2 — Зх, — 5х, + 2х33—61.5 х1 + х2 + 6хз 3D — 21.5 b. 2х, — бх2 — – X3 = -61.5 6x2 – x3 =…

A: Part a,Given,            10x1+2x2-x3=27            -3x1-5x2+2x3=-61.5            x1+x2+6x3=-21.5To…

Q: 7) 4, -8, 16, -32, .. A) a̟ =-384 В) а, %3D-128 8. С) а, 3-512 C) a D) a = -256 8. 8

A:

Q: 3) [{(-84) + (-7)} ² - 9] • (-4) + 4 2andf 5) (-10) - (-7) • [(-2) -{(-2)' + (-7)}]

A:

Q: Find a + b, 2a + 3b, Jal, and |a - b|. а %3 (4, -3), ь - (-2, 5) a + b = (9,2) 2а + 3Ь %3D (2,9) |a|…

A: Here given as

Q: Ay 5- 4- 3- -3-2-11- 123/4 5 6 78 9 -2- -3+ -4- -5- -6- 中 の寸ウ/G H

A: The ordered pair comprises of the (x-coordinate, y-coordinate). The x-coordinate for the given…

Q: 2х + 2у + 6z %3 16 2х — у + 42 - 28 -5х - Зу-z %- -10 %3D

A:

Q: (г — 9) у" + 6у - 2(х + 3)* (г — 3) — 0 | such that y(4)=0, У (0)-5

A: The given differential equation is: x2-9y''+6y'-2(x+3)2(x-3)=0 ;                 y(4)=0,    y'(0)=5

Q: 5- If 2 - 3 3 -1 = | In y 1 5e? -5 -2 + 5 2 4 3 1 5 8 Then, what is the value of x+y+z=?

A: 5)

Q: 1 5. True or False. - 6. Simplify : (a) V5 + V5 .If false, correct it. (b) V5 × v5 ||

A: Remark we know that 1/a +1/b = (b+a)/ab

Q: As per attachment ,Which two vectors are parallel?

A: v1=4, 6,  v2=-3, -6,  v3=-8, 4  &  v4=10, 15.

Q: 5+ 4 -5 -4 -3 -2, /-1 I 2 3 4 5 -2 -3-

A: Follow the next step

Q: Q 6-10- 11 by using product rule

A: Consider the given function:…

Q: 6. If x = -4 and y = 2, then verify that. 7 (ii) - (x+y)= (-2) + Cy

A: 6 Given that x=−47and y=25. We have to verify that −x+y=−x+−y. First take left hand side -x+y…

Q: Determine the exponential function whose graph is given.

A: Determine the exponential function whose graph is given.

Q: B) the eignualues of A= 26,人2--9/2,=B then aB =2/b. B=-llc.Be/B--1 = 2

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 15. x³dA, R=[-4,4] × [0, 5]

A: ∬Rx3dA, R=-4,4×0,5

Q: 2 7) 5 8) -2 - V3

A:

Q: 2) 2° +2¹+2²+...+ 2n = 2n+¹ -1 Remember: 2⁰=1

A:

Q: 36r 8 dr u = 7- 9. 7-r

A:

Q: 8 105 = 8 8 8+102 +. + %3D (1+r)' (1+r)² (1+r)³ ' (1+r)*

A:

Q: а — 5 7+ 3a 2ах —5 a - - x +1 х — 2 2? — х — 2 -

A:

Q: O PLU of A -2 3 -6 9 1 3 A = 2 3 1 4 1 1 -2 2 -2 which Ronis are switched ?

A: In this we do change the given matrix in echlone form.and find a matrix which has rank 4.

Q: 4z Which expresslon is equivalent to 3z z2 - 3z + 2 when z + 0, z #1, and z 6 422 3(z 2)? |3- 3(z 2)…

A: The given expression is: Since multiplication is the inverse process of division. That is,

Q: 2. 58 ,B: 8. 3. 2 -4 9 find -10 3C-BA

A:

Q: (-2, 4) 5- (-5, 2 (-1,1) -5 (0, 0) (G1, –1) -4, -5 (–2, –5) LO

A:

Q: 123 A= 4 5 6 7 8 9 -1 7 3 B= 4 -2 5 -3 9 4 13 2 C= 6. 0 10 3 6. DD 2 L-7 8 4 F- 8. %3D

A:

Q: A = 6 II 9 ส 2 2 7 12 17 22 3 8 | 9 13 ไป 18 19 23 24 5 0 15 20 2S

A: Solution of given question is written in below steps.

Q: 2- .....*. -5 -4 -3 -2 A (-2, 2) C (2, -2) В (4, 3) D (-4, 0)

A: From above shaded region it is clear that

Q: 2. 86-=Z-

A: Given equation: -2x2=-98 Divide both side by -2 -2x2-2=-98-2x2=49

Q: v 6. (2 – 8)² + (y – 7)² + (z – 8)² 0 ? v 8. (x – 8)² + (y – 7)² 0, z < 0 ? v 10. y < 0

A:

Q: Find the arc length over:

A:

Q: v = (5, 2, -12, 13, 6) u, = (1. 2. -3. 4. -1)

A: Given,              v=5, 2, -12, 13, 6u1=1, 2, -3, 4, -1u2=1, 2, 0, 2, 1u3=0, 1, 1, 1, -4u4=2, 1,…

Q: y vyu v 4х — Зу — — 1 4 3 2 I 234 5 -s -4 3 -2 1 3 + 4 4 3 2 s -4 3 -2 1 +3 4 4 3 34 s -4 -3 -21 +4…

A:

Q: 10 8. -10 -8 -4 -2 2 4 6. 8. 10 -6 -8 for f (z) = for 6 4.

A: Please check the next step for detailed answer

Q: 25. у" - 2у' + у 3 21- 3, y(0) = 5, y'(0) = 11

A:

Q: -7 5 1 -8 -8° -6 8 7 -1 Subtract: -2 -6 1 5 3 -3 -8

A:

Q: 3t^2+21t+30>5t^2-20

A: Given: The inequality is  3t2+21t+30&gt;5t2-20

Q: List the intercept and test for symmetry.

A: Definition used -                x-intercept - x-intercept can be found by substituting y =0 and…

Q: 7. 3. = ) 8. V5. VE : 173 2/3 9. 4V15(v6 + V5) - te3 + V5) : -25 10. -Vz(V10 - 4V = -/20 +412 %3D

A:

Q: 3. 2х, X2 = 2 4. 4x, + х х, — Зх, + х; 3 —2 -x, + x2 - 3xz x – 7x 3x1

A: Q3 asked and answered.

Q: 3 60 3 0 0 0 0 If A = then C23 (A) = 2 4 0 7 2 50 5,

A: Given matrix is                                             A=3603000024072505 we know that…

Q: (2.4-j7.3)x5412° (9-j3.5)(342°) (5+j8.4)

A: Solution

Q: The expression 3 10 +1; - 20 - (-). where U and W are integers, has a value of 6 20 Which THREE…

A: Please refer the attached image for complete solution.

Q: 4 3+ 2+ 1+ f 个十 -7 -6 -5 -4 -3 -2 12 34 5 6 7 -2+ -3+ -4-

A:

Q: 9) How are r and r^2 interpreted?

A: It is required to explain how r and r-square are interpreted

Q: 5. 24 -V32 + 53 7. 5V3-47-33+ 5 9. 3x7+ 28x -V63x² 11. 5-240 +5G

A: We solve

Q: The equations of two lines are given. Determine whether the lines are parallel, perpendicular, or…

A: 105. We know equation of a line in slope intercept form is given by: y=mx+c,Where,m=slope of the…

Q: poini -1<- -10 -10 -1 1 -1 0 -1 0 1 -10 1 VI O O o olo o c 10

A:

Q: 57 4- 3- 2- 1- -7 -6 -5 -4 -3 -2 -i 9 i e 3 4 5 6 7 1- -3 -4- -5t

A: Since you have posted multiple questions but according to guidelines, we will solve the first…

Q: |-5 - Q1) If A=|-2 -1,B=| 3 4 ,C 4 11 7 -1 -1| = -6 9 3 13 9 Find (–1 x A) +(B + C)

A: