Solve the equation.5(x + 5) = 20
A. -1
B. -9
C. 1
D. 9
Answer: A
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Determine the center, foci, and vertices of the ellipse.81x2 + 25y2 = 2025
A. center at (0, 0)
foci at (0, 9) and (5, 0)
vertices at (0, 81) and (25, 0)
B. center at (0, 0)
foci at (0, - 2
) and (0, 2
)
vertices at (0, -9), (0, 9)
C. center at (0, 0)
foci at (0, -9) and (0, 9)
vertices at (0, -81), (0, 81)
D. center at (0, 0)
foci at (- 2
, 0) and (2
, 0)
vertices at (-9, 0), (9, 0)
Solve the triangle.
A. B = 60°, a = 6.04, c = 8.42 B. B = 50°, a = 8.42, c = 6.04 C. B = 55°, a = 8.42, c = 6.04 D. B = 55°, a = 6.04, c = 8.42
Provide an appropriate response.An adjustable rate mortgage means:
A. payments will be larger than on a fixed rate mortgage B. the interest rate cannot change C. the interest rate is fixed for the first five years D. the interest rate can change
Answer the question or complete the sentence to make a true statement.When the absolute value of a positive number equals the absolute value of a negative number, the sum of the positive and the negative number is .
A. Not known B. Zero C. Negative D. Positive