Evaluate.Let a = -12i - 3j, b = 2i + 8j. Find a + b.
A. -11i + 5j
B. -14i - 11j
C. 14i + 5j
D. -10i + 5j
Answer: D
Mathematics
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The two triangles below are similar. Find the unknown side lengths.
A. x = 6; y = 12 B. x = 13.5; y = 18 C. x = 11.25; y = 15.75 D. x = 20; y = 28
Mathematics
Add.(4.9) + (-4.9)
A. -24.01 B. 9.8 C. 0 D. -9.8
Mathematics
Use the simplex method to solve.Maximize M = 3x + 2y subject to the following constraints.
What will be an ideal response?
Mathematics
Find the domain of the radical function. Write it in interval notation.f(x) = 
A. (-?, ?) B. [-14, ?) C. (-?, 14) D. [14, ?)
Mathematics