Ihave to get back to class in 12 mins plz asapwhich problems result in a negative number? choose all answers that are correct. a. –3.5 – (–1.6) b. –4 + (–6.2) c. 8.4 – (–9) d. -1 1/2 + (-3 1/4)

What is the value of x? enter your answer in the box. x = two intersecting tangents that form an angle of x degrees and an angle of 134 degrees.

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

Find a parametrization for the curve「and determine the work done on a particle moving along γ in r3 through the force field f: r^3--r^3'where f(x,y,z) = (1,-x,z) and (a) im (γ) is the line segment from (0,0,0) to (1,2,1) (b) im (γ) is the polygonal curve with successive vertices (1,0,0), (0,1,1), and (2,2,2) (c) im (γ) is the unit circle in the plane z = 1 with center (0,0,1) beginning and ending at (1,0,1), and starting towards (0,1,1)