Simplify.
A. 
B. 
C. 2
D. 1
Answer: A
Mathematics
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Find the work done by tphe force F = 100i - 25j in moving an object from P(-2,4) to q(150,5).
What will be an ideal response?
Mathematics
Plot a scatter diagram.Draw a scatter diagram of the given data. Find the equation of the line containing the points 
and 
Graph the line on the scatter diagram.
A. y = -2.47x + 13.3
B. y = -2.25x + 12.8
C. y = 2.25x + 12.8
D. y = -2x + 11.7
Mathematics
Factor the polynomial.x2 - x - 45
A. (x - 5)(x + 9) B. (x + 5)(x - 9) C. (x - 45)(x + 1) D. prime
Mathematics
Evaluate the expression for other given values of the variables.-7x + 9y + 6z for x = -2, y = 3, and z = -4
A. 43 B. -4 C. -63 D. 17
Mathematics