When solving this system of linear equations by elimination, which TWO statements are correct? 5x − 2y = 24
x + 2y = 12

A) x = 6 and y = 3
B) The system has no solutions.
C) Multiply the second equation by 5 to cancel.
D) Cancel the y-terms in both equations to solve for x.
E) Multiplying the second equation by −1 eliminates the y-terms.

What is the simplified form of square root of 400 to the 100th power ?

Agrasshopper weighs 0.89 grams. express the grasshopper’s weight in scientific notation.

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)