Subtract and write the resulting polynomial in descending order of degree.(2x5 - 4x4 + 8x2 - 8x + 10) - (13x5 + x3 - 4x2 - 3x + 1)
A. -11x5 - 4x4 + x3 + 11x2 + 5x - 9
B. 11x5 - 4x4 - x3 - 4x + 10
C. -11x5 - 4x4 - x3 + 12x2 - 5x + 9
D. -11x5 - 4x4 + x3 + 4x2 - 11x + 11
Answer: C
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Solve.Two forces of 21 and 15 N (newtons) act on an object. The angle between the forces is 35°. Find the magnitude of the resultant and the angle that it makes with the larger force.
A. 34 N, 14° B. 3 N, 14° C. 33 N, 19° D. 35 N, 14°
Use the five-step strategy for solving word problems to find the number or numbers described in the following exercise.When 30% of a number is added to the number, the result is 260. What is the number?
A. 23 B. 130 C. 200 D. 60
Evaluate the expression.-321/5
A. -8 B. -2 C. 16 D. 32
Find the slope of the line passing through the given pair of points.
?
and 
?
A. 
B. 1
C. 
D. 
E. The slope is undefined.