Determine if the expression is a term. If it is a term, state its coefficient.13 - x
A. No
B. Yes, x
C. Yes, -x
D. Yes, 13
Answer: A
Mathematics
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Find the roots of the equations.0.95x + 0.99(16 - x) = 15.52
A. {-8} B. {8} C. {0.08} D. {-0.08}
Mathematics
Solve the equations.3z2 - 192 = 0
A. 98 B. ±9 C. 8 D. ±8
Mathematics
Add or subtract as indicated and write the result in standard form.1 - (7 - 6i) - (2 - 7i)
A. -8 + 13i B. -9 - 13i C. -9 + 13i D. -8 - 13i
Mathematics
Solve the problem.Find the area of the shaded portion ( see illustration) of a circle of radius 25 cm, formed by a central angle of 
Round your answer to the nearest square cm. 
[Hint: Subtract the area of the triangle from the area of the sector of the circle to obtain the area of the shaded portion.]
Fill in the blank(s) with the appropriate word(s).
Mathematics