What must be true for two vectors to add up to ZERO? Choose all that apply.
1)Their y-components must be equal.
2)They must be anti-parallel (point in opposite directions).
3) Their x-components must be equal.
4)They must be parallel (point in the same direction).
5) They must have equal magnitudes.
6) They must have opposite magnitudes
2. Which of the following were efforts to help struggling Americans? (choose all that apply 3 points) a Hoover's strong policies for economic reform and government restructure b breadlines ** c campaigns to raise money** d
Find a Basis for each of these substances of R^4 (a) All vectors whose components are equal (b) All vectors whose component add to zero (c) All vectors that are perpendicular to (1,1,0,0) and (1,0,11) (d) The column space (In R^2)
Sketch the vector field F⃗ (r⃗ )=2r⃗ in the plane, where r⃗ =⟨x,y⟩. Select all that apply. A.All the vectors point away from the origin. B. The vectors increase in length as you move away from the origin. C. All the
If the magnitude of the sum of two vectors is greater than the magnitude of either vector, then: If the magnitude of the sum of two vectors is less than the magnitude of either vector, then: a. the scaler product of the vectors
1.Which of the following numbers are equivalent to 20%? CHOOSE ALL THAT APPLY.!! A. 0.002 B. 1/4 C. 0.20(I PICK THIS) D. 1/5(I PICK THIS) 2.which of the following numbers are equivalent to 35%?CHOOSE ALL THAT APPLY !! A. 7/20 B.
Determine whether each statement is true or false. Provide a brief justification. a. Two lines with parallel direction vectors willnot intersect. b. Two linesthat are perpendicularin R3 willhave perpendicular direction vectors. c.
If A^TA is an invertible matrix, prove that the column vectors of A are linearly independent. You know that if statement X implies statement Y then that is equivalent to Not(Y) implies Not(X). You can start by taking the column
a.) How can you describe the location of vanadium (V, atomic number 23) on the periodic table? Choose all that apply. 1. period 5, group 4 2. period 4, group 5 3. lanthanum series 4. nonmetals 5. transition metals b.) What is true
1.Describe the effects of the Great Depression on Georgians. a.Georgians were forced to barter rather than use cash.**** b.Women returned to the workforce. c.Georgians who worked in industry lost jobs and homes.*** d.It was easier
In projectile motion, how would you find the final velocity of the object just before it hits the ground a) find the second vertical velocity b) add the final and horizontal velocities directly c)add the final and horizontal