Which of the following pairs of lines are orthogonal (perpendicular)? 7 (a) r (1) + (6) t 2 +t (1) +¹ (8) (6) (5) + t (a) and (b) (a) and (c) (b) and (c) None of these. (b) r (c) r [mmentar |DUGMENT

Q: escribe and correct the error in finding the intercepts of the paragraph of the equasion. 4x + 10y…

A: to correct the error in the intercepts

Q: 3-2 P. (4a² b)x3(ab ³) ==

A:

Q: dx (4-2²)° (뿌): O none of these 1/2 11/8

A:

Q: a² f If f(x, у)— 3х'у +9х, then дхду a. 6x? b. 9x? c. 9x²y С. d. бx? +9

A: Evaluate the given differential of the function f(x, y) = 3x3y +9x   Find the d2 f/dxdy

Q: - 7x - 12) is simplified?

A: here after the simplify we get the True option is A

Q: (2x)(x-y+5)(5y)

A: Firstly, we multiply 2x by each term of x-y+5

Q: Show that 2 (-r × B)² = (r² B² – (r. B)²) And, further that r² B² (r. B)² = B² (x² + y²) - If B = B₂

A:

Q: jw)² +5jw+6 =(jw)² +3jw+2jw + 6 =jw(jw + 3) + 2(jw+3) (jw+3) (jw+2) I

A:

Q: What is the intersection of the following lines: [ (5/2), (2), (0)]t+ s[ (2), (3/4), (-8)]t  and […

A:

Q: a2f ду? 1 If f(x, y, z) = - 2+y² + find ax2 az2

A:

Q: (2x) (4x+18)

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Q: Consider the LP problem below: Max P= 12x + 10y Subject to: 4x+3y =0 Which point is the…

A: Given: To find - Intersection point of,

Q: The lines y where = and y = MON 5x - 7 and y = 2x + 8 intersect at the point (x, y) N

A: To find the intersection of given lines.

Q: then find x²°u +2x)y əxəy If u = (x – y)f(y/x), a2u then find x2 dx2 a2u + 2xy дхду

A:

Q: Væ² + a² – V² + b² lim Væ² + c² – Væ² + d² I00 .2

A: We have to evaluate the following limits- limx→∞x2+a2-x2+b2x2+c2-x2+d2

Q: If the midpoint of E (a-2,2a+3) U (1-3b,2b+1) and M is (6,3) find the value of a and b

A: I am going to solve the problem by using some simple geometry to get the required result of the…

Q: h(z)=-z5+8z3-5z2-7z+35      differentiate

A:

Q: .C(-1,2,1), B(0,1,0), A(1,0,–1) There is a straight line passing through the points True false

A:

Q: 7. f(3) = ? A) -6 B(1, 4) 4 B) -8 C) -10 D) -12 E) -14 A(-2,-8) y = f(x) %3D

A: We have to find the f(3)?

Q: R(w) = + Vw+5. 3w – 2

A: Domain = ?

Q: K (x2.V1) (1-Y1)

A: Determine the length of LK

Q: 1 The line y = -x+3 is perpendicular to which line? 2**3 [A] y= 2x – 3 [B] y=x+1 (C) y=-r+6 [D]…

A: We have to find the equation of line which is perpendicular to the given line: y=-12x+3 We know that…

Q: 2 Ⓒz² = x² + y² 2

A:

Q: 9 Give with an not example of T: W≤X →Y, to XT Ext. .R. boundedag. - keše bes

A: Please find the solution innext step this is an non-example of Tietze extension theorem in Topology.

Q: 5 53) Write an equation that is perpendicular to 5x - 3y = 4 and passes through the point (-3, 5).…

A:

Q: How do you compute |PQ| from the coordinates of the points P and Q?

A: Suppose the coordinates of P and Q  are given as, a,b and c,d. Then to compute PQ⇀,   PQ⇀=c-a2+d-b2…

Q: ニx%(f09))= 3メと4 ノ9メ)=3メ4\ Find fox=? (fos))=3X+\+3中f=メ+3

A: Applying properties of composition

Q: 1. a) y = Differentiate the following and simplify: 2x3. (2x2 - 1 ) 3x²+1.

A: dxdy​=(3x2+1)630x(x3+x+1)(2x3−1)4​Explanation:

Q: If f.(x, y) = 13x + 8y + 11, || f.(3, 2) = a. b. f„(5, 2)

A: Given, fx(x,y) = 13x + 8y + 11 a). fx(3,2) = 13*3 + 8*2 + 11 = 39+16+11 => fx(3,2) = 66

Q: 2. Find the V.A and H.A r(x) = 2+2x+3 x2-5x V.A- H.A-

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Q: (x – 2)°(x+3) (x – 1)(x+2) O Find the intercepts of R. Let R(x)

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Q: Given the function q(x) =x³, which of the following is equivalent to q(2x+a)+q(x)? A) 8x+a? B) 9x…

A: