In a right triangle, if angle A is 30 degrees, what are the other two angles?
a. 75 degrees, 75 degrees
b. 60 degrees, 90 degrees
c. 30 degrees, 120 degrees
d. 45 degrees, 105 degrees
e. 70 degrees, 80 degrees
b. 60 degrees, 90 degrees
Mathematics
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Identify the equation without completing the square.y2 - 2x2 + 5x + 2y + 4 = 0
A. ellipse B. parabola C. hyperbola D. not a conic
Mathematics
Solve the equation and check your solution.
- 
= 
A. m = 1 B. m = -6 C. m = -1 D. No solution
Mathematics
Determine which of the following three statements are equivalent.
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A) (a) and (b)
B) (a) and (c)
C) (b) and (c)
D) all three are equivalent
Mathematics
Express the number in scientific notation.870,000
A. 8.7 × 105 B. 8.7 × 104 C. 8.7 × 10-4 D. 8.7 × 10-5
Mathematics