Factor.-m2 + 2m + 35
A. (m + 7)(m - 5) or (-m - 7)(5 - m)
B. (7 - m)(m - 5) or (m - 7)(5 - m)
C. (7 - m)(5 - m) or (m - 7)(m - 5)
D. (7 - m)(m + 5) or (m - 7)(-m - 5)
Answer: D
Mathematics
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Use your calculator to perform the indicated operations. Give as many digits in your answer as shown on your calculator display.(2.5)2 + 4.2 - 8.5
A. 0.7 B. -4.3 C. 18.49 D. 1.95
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Factor.25x2 + 90xy + 81y2
A. (25x + 1)(x + 81) B. (5x + 9y)(5x - 9y) C. (5x - 9y)2 D. (5x + 9y)2
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Tell whether the angle is acute, right, obtuse, or straight.
A. Acute B. Obtuse C. Right D. Straight
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If a triangle has vertices of 
and 
then the area of the triangle is given by 
Find the area of the triangle with vertices at the given points.(-3, 5) (2, -4) (4, -1)
A. 16.5 B. 13 C. 6.5 D. 33
Mathematics