1.1x + x² = 0 What is the value of x
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1.1x + x² = 0
What is the value of x
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- In this problem Iam supposed to find length x how am I supposed to approach this.6. X and Y are quantities that have different dimensions. Select all physically meaningful operations. X A. B. XY C. X+Y D. X-Y E. x² + y² X F. ey G. eX+Y H. X² or Y² I. 1 1 X3 or Y3For a short time, the speed v of a car, in m / s, is given by v = at2 + bt3, where t is the time in seconds. The units of a and b are, respectively, a) m/s^2; m/s^3 b) m/s^4; m/s^5 c) s^3/m; s^4/m d) m.s^2; m.s^4 e) m/s^3; m/s^4
- 2x + 3y = 4 3x - y = -5 x= ? y=?If x= Acos(at +6) then v is a. -aA sin(at +ø). b. aA cos(at + 0). c. w²A sin(at +9). d. +aA sin(at + ø). e. -w*A cos(at +ø).In the cross (or vector) product F = qu x B we know that q = 1 F = −29î + −16ĵ + −18k 6.01 +3.07 + 7.0k V = B = B + BJ + Bi What then is B in unit-vector notation if Bx = By? B = i î+ i Ĵ+ i
- The scalar product of vector à = -31 +53 and vector B is 1. Which of the following is vector B A ? ○ 3i+5j ○ 31-83 ○ 31 +23 ○-31-43 AVector v = <1,1,0> and vector w = <-1,-1,sqrt2>. What is the angle between v and w in degrees?Problem 2: Given vectors: A = 3 i+j- k, B = - i+ 2j+ 5 k, C = 2 j - 3 k. Find: 1. C. (A + B) 2. Cx (A - B)
- A new landowner has a triangular plece of flat land she wishes to fence. Starting at the west corner, she measures the first side to be 80 m long and the next to be 105 m. These sides are repr as displacement vectors A and B in the figure below, where 8₁ = 21°, and 0₂ = 14⁰, A+B+C =0 0=? C=? m B = 105 m ZH C B 0₁ x A = 80 m y A W N S E She then correctly calculates the length and orientation of the third side C. What is her result in meters and degrees south of west? south of westvector a = <-1,4,5>, vector b = <1,-2,1> what is the value of vectors a*b. what is the angle between vector a and b1. Vector A is along the x-axis and vector B makes an angle with the z-axis. The magnitude of A - B is (a) A - B cos 0 (b) A - B sin 0 (c) √A²-B² (d) (A - B sin 0)2 + B² cos²0) (e) (A - B cos 0)² + B² sin² 0)