For the pair of functions, perform the indicated operation.f(x) = 7 - 7x, g(x) = -5x2 + 7
Find (f + g)(x).
A. -12x2 - 7x + 14
B. -12x + 14
C. -5x2 - 7x + 14
D. -5x2 + 7
Answer: C
Mathematics
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A. 
B. - 
C. ?
D. 0
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Provide an appropriate response.Show that if a particle's velocity vector is always orthogonal to its acceleration vector then the particle's speed is constant.
What will be an ideal response?
Mathematics
Solve.A window consists of a rectangle and a semicircle (half a circle). The dimensions of the rectangle are 10 ft by 6 ft. Find the area of the window. If necessary, use 3.14 for ? and round the result to the nearest tenth.
6 ft
A. 116.5 ft2 B. 64.7 ft2 C. 173 ft2 D. 30.1 ft2
Mathematics
Use the prime factorization method to find the LCM of the given numbers.24, 18, and 52
A. 936 B. 468 C. 1248 D. 312
Mathematics