Solve the equation.x + 10 + 2x = -5 - 2x - 30
A. 5
B. -9
C. -5
D. 9
Answer: B
Mathematics
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Using Green's Theorem, calculate the area of the indicated region.The area bounded above by y = 3x and below by y = 9x2
A. 
B. 
C. 
D. 
Mathematics
Use half-angle identities to find the exact value of the expression.cos 
A. 
B. 
C. 
D. 
Mathematics
Graph the equation. Identify the coordinates of the vertex.y = x2 - 2x
A. (1, - 1) B. (- 1, - 1) C. (- 1, 1) D. (1, 1)
Mathematics
Simplify.240 ÷ 6 - 4
A. 36 B. 230 C. 120 D. 238
Mathematics